Home / 5,788,644.32-7,988,819.88-3,211,155.56

Finding the Fourth Proportional to 5,788,644.32, 7,988,819.88 and 3,211,155.56

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Solution

The fourth proportional to 5,788,644.32, 7,988,819.88 and 3,211,155.56 is: 4,431,666.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,788,644.32 : 7,988,819.88 = 3,211,155.56 : x
  2. Step 2: Convert to fraction form
    5,788,644.32/7,988,819.88 = 3,211,155.56/x
  3. Step 3: Cross multiply
    5,788,644.32x = 7,988,819.88 × 3,211,155.56
  4. Step 4: Simplify right side
    5,788,644.32x = 25,653,343,375,500.53
  5. Step 5: Solve for x
    x = 25,653,343,375,500.53/5,788,644.32
  6. Step 6: Final answer
    x = 4,431,666.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.