Home / 1,025,929.32-1,538,920.26-486,059.22

Finding the Fourth Proportional to 1,025,929.32, 1,538,920.26 and 486,059.22

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Solution

The fourth proportional to 1,025,929.32, 1,538,920.26 and 486,059.22 is: 729,101.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,929.32 : 1,538,920.26 = 486,059.22 : x
  2. Step 2: Convert to fraction form
    1,025,929.32/1,538,920.26 = 486,059.22/x
  3. Step 3: Cross multiply
    1,025,929.32x = 1,538,920.26 × 486,059.22
  4. Step 4: Simplify right side
    1,025,929.32x = 748,006,381,217.80
  5. Step 5: Solve for x
    x = 748,006,381,217.80/1,025,929.32
  6. Step 6: Final answer
    x = 729,101.28

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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.