Home / 2,487,453.54-3,731,831.91-781,527.90

Finding the Fourth Proportional to 2,487,453.54, 3,731,831.91 and 781,527.90

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Solution

The fourth proportional to 2,487,453.54, 3,731,831.91 and 781,527.90 is: 1,172,496.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,453.54 : 3,731,831.91 = 781,527.90 : x
  2. Step 2: Convert to fraction form
    2,487,453.54/3,731,831.91 = 781,527.90/x
  3. Step 3: Cross multiply
    2,487,453.54x = 3,731,831.91 × 781,527.90
  4. Step 4: Simplify right side
    2,487,453.54x = 2,916,530,755,775.29
  5. Step 5: Solve for x
    x = 2,916,530,755,775.29/2,487,453.54
  6. Step 6: Final answer
    x = 1,172,496.57

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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.