Home / 1,206,202-1,810,132.44-418,234

Finding the Fourth Proportional to 1,206,202, 1,810,132.44 and 418,234

Calculator

Solution

The fourth proportional to 1,206,202, 1,810,132.44 and 418,234 is: 627,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,202 : 1,810,132.44 = 418,234 : x
  2. Step 2: Convert to fraction form
    1,206,202/1,810,132.44 = 418,234/x
  3. Step 3: Cross multiply
    1,206,202x = 1,810,132.44 × 418,234
  4. Step 4: Simplify right side
    1,206,202x = 757,058,930,910.96
  5. Step 5: Solve for x
    x = 757,058,930,910.96/1,206,202
  6. Step 6: Final answer
    x = 627,638.60

Related Problems

Find fourth proportional to 603,101, 905,066.22 and 209,117
Half scale
Find fourth proportional to 2,412,404, 3,620,264.88 and 836,468
Double scale
Find fourth proportional to 1,206,203, 1,810,133.94 and 418,235
Similar ratio
Find fourth proportional to 1,809,303, 2,715,198.66 and 627,351
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.