Home / 1,489,740.52-2,234,742.56-424,759.72

Finding the Fourth Proportional to 1,489,740.52, 2,234,742.56 and 424,759.72

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Solution

The fourth proportional to 1,489,740.52, 2,234,742.56 and 424,759.72 is: 637,177.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,740.52 : 2,234,742.56 = 424,759.72 : x
  2. Step 2: Convert to fraction form
    1,489,740.52/2,234,742.56 = 424,759.72/x
  3. Step 3: Cross multiply
    1,489,740.52x = 2,234,742.56 × 424,759.72
  4. Step 4: Simplify right side
    1,489,740.52x = 949,228,624,057.68
  5. Step 5: Solve for x
    x = 949,228,624,057.68/1,489,740.52
  6. Step 6: Final answer
    x = 637,177.15

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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.