Home / 5,726,799.12-7,902,987.84-3,148,523.76

Finding the Fourth Proportional to 5,726,799.12, 7,902,987.84 and 3,148,523.76

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Solution

The fourth proportional to 5,726,799.12, 7,902,987.84 and 3,148,523.76 is: 4,344,965.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726,799.12 : 7,902,987.84 = 3,148,523.76 : x
  2. Step 2: Convert to fraction form
    5,726,799.12/7,902,987.84 = 3,148,523.76/x
  3. Step 3: Cross multiply
    5,726,799.12x = 7,902,987.84 × 3,148,523.76
  4. Step 4: Simplify right side
    5,726,799.12x = 24,882,744,989,231.07
  5. Step 5: Solve for x
    x = 24,882,744,989,231.07/5,726,799.12
  6. Step 6: Final answer
    x = 4,344,965.57

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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.