Home / 746,110.10-1,119,165.15-521,723.90

Finding the Fourth Proportional to 746,110.10, 1,119,165.15 and 521,723.90

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Solution

The fourth proportional to 746,110.10, 1,119,165.15 and 521,723.90 is: 782,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,110.10 : 1,119,165.15 = 521,723.90 : x
  2. Step 2: Convert to fraction form
    746,110.10/1,119,165.15 = 521,723.90/x
  3. Step 3: Cross multiply
    746,110.10x = 1,119,165.15 × 521,723.90
  4. Step 4: Simplify right side
    746,110.10x = 583,895,206,802.09
  5. Step 5: Solve for x
    x = 583,895,206,802.09/746,110.10
  6. Step 6: Final answer
    x = 782,585.85

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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.