Home / 1,907,478.03-2,861,209.76-487,531.83

Finding the Fourth Proportional to 1,907,478.03, 2,861,209.76 and 487,531.83

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Solution

The fourth proportional to 1,907,478.03, 2,861,209.76 and 487,531.83 is: 731,295.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,478.03 : 2,861,209.76 = 487,531.83 : x
  2. Step 2: Convert to fraction form
    1,907,478.03/2,861,209.76 = 487,531.83/x
  3. Step 3: Cross multiply
    1,907,478.03x = 2,861,209.76 × 487,531.83
  4. Step 4: Simplify right side
    1,907,478.03x = 1,394,930,827,869.00
  5. Step 5: Solve for x
    x = 1,394,930,827,869.00/1,907,478.03
  6. Step 6: Final answer
    x = 731,295.88

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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.