Home / 1,498,503.70-2,247,755.55-487,720.90

Finding the Fourth Proportional to 1,498,503.70, 2,247,755.55 and 487,720.90

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Solution

The fourth proportional to 1,498,503.70, 2,247,755.55 and 487,720.90 is: 731,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,503.70 : 2,247,755.55 = 487,720.90 : x
  2. Step 2: Convert to fraction form
    1,498,503.70/2,247,755.55 = 487,720.90/x
  3. Step 3: Cross multiply
    1,498,503.70x = 2,247,755.55 × 487,720.90
  4. Step 4: Simplify right side
    1,498,503.70x = 1,096,277,359,826.00
  5. Step 5: Solve for x
    x = 1,096,277,359,826.00/1,498,503.70
  6. Step 6: Final answer
    x = 731,581.35

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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.