Home / 1,008,025.10-1,512,037.65-724,589.90

Finding the Fourth Proportional to 1,008,025.10, 1,512,037.65 and 724,589.90

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Solution

The fourth proportional to 1,008,025.10, 1,512,037.65 and 724,589.90 is: 1,086,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,025.10 : 1,512,037.65 = 724,589.90 : x
  2. Step 2: Convert to fraction form
    1,008,025.10/1,512,037.65 = 724,589.90/x
  3. Step 3: Cross multiply
    1,008,025.10x = 1,512,037.65 × 724,589.90
  4. Step 4: Simplify right side
    1,008,025.10x = 1,095,607,209,609.74
  5. Step 5: Solve for x
    x = 1,095,607,209,609.74/1,008,025.10
  6. Step 6: Final answer
    x = 1,086,884.85

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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.