Home / 1,930,870.49-2,896,447.89-510,917

Finding the Fourth Proportional to 1,930,870.49, 2,896,447.89 and 510,917

Calculator

Solution

The fourth proportional to 1,930,870.49, 2,896,447.89 and 510,917 is: 766,413.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,870.49 : 2,896,447.89 = 510,917 : x
  2. Step 2: Convert to fraction form
    1,930,870.49/2,896,447.89 = 510,917/x
  3. Step 3: Cross multiply
    1,930,870.49x = 2,896,447.89 × 510,917
  4. Step 4: Simplify right side
    1,930,870.49x = 1,479,844,466,615.13
  5. Step 5: Solve for x
    x = 1,479,844,466,615.13/1,930,870.49
  6. Step 6: Final answer
    x = 766,413.11

Related Problems

Find fourth proportional to 965,435.25, 1,448,223.95 and 255,458.50
Half scale
Find fourth proportional to 3,861,740.98, 5,792,895.78 and 1,021,834
Double scale
Find fourth proportional to 1,930,871.49, 2,896,449.39 and 510,918
Similar ratio
Find fourth proportional to 2,896,305.74, 4,344,671.84 and 766,375.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.