Home / 5,217,200.70-7,825,801.05-3,957,488.70

Finding the Fourth Proportional to 5,217,200.70, 7,825,801.05 and 3,957,488.70

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Solution

The fourth proportional to 5,217,200.70, 7,825,801.05 and 3,957,488.70 is: 5,936,233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217,200.70 : 7,825,801.05 = 3,957,488.70 : x
  2. Step 2: Convert to fraction form
    5,217,200.70/7,825,801.05 = 3,957,488.70/x
  3. Step 3: Cross multiply
    5,217,200.70x = 7,825,801.05 × 3,957,488.70
  4. Step 4: Simplify right side
    5,217,200.70x = 30,970,519,223,823.14
  5. Step 5: Solve for x
    x = 30,970,519,223,823.14/5,217,200.70
  6. Step 6: Final answer
    x = 5,936,233.05

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Similar ratio
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1.5x scale

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.