Home / 2,905,857-4,358,785.50-804,609

Finding the Fourth Proportional to 2,905,857, 4,358,785.50 and 804,609

Calculator

Solution

The fourth proportional to 2,905,857, 4,358,785.50 and 804,609 is: 1,206,913.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905,857 : 4,358,785.50 = 804,609 : x
  2. Step 2: Convert to fraction form
    2,905,857/4,358,785.50 = 804,609/x
  3. Step 3: Cross multiply
    2,905,857x = 4,358,785.50 × 804,609
  4. Step 4: Simplify right side
    2,905,857x = 3,507,118,042,369.50
  5. Step 5: Solve for x
    x = 3,507,118,042,369.50/2,905,857
  6. Step 6: Final answer
    x = 1,206,913.50

Related Problems

Find fourth proportional to 1,452,928.50, 2,179,392.75 and 402,304.50
Half scale
Find fourth proportional to 5,811,714, 8,717,571 and 1,609,218
Double scale
Find fourth proportional to 2,905,858, 4,358,787 and 804,610
Similar ratio
Find fourth proportional to 4,358,785.50, 6,538,178.25 and 1,206,913.50
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.