Home / 4,721,487.15-7,087,479.53-2,926,397.55

Finding the Fourth Proportional to 4,721,487.15, 7,087,479.53 and 2,926,397.55

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Solution

The fourth proportional to 4,721,487.15, 7,087,479.53 and 2,926,397.55 is: 4,392,849.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721,487.15 : 7,087,479.53 = 2,926,397.55 : x
  2. Step 2: Convert to fraction form
    4,721,487.15/7,087,479.53 = 2,926,397.55/x
  3. Step 3: Cross multiply
    4,721,487.15x = 7,087,479.53 × 2,926,397.55
  4. Step 4: Simplify right side
    4,721,487.15x = 20,740,782,717,635.16
  5. Step 5: Solve for x
    x = 20,740,782,717,635.16/4,721,487.15
  6. Step 6: Final answer
    x = 4,392,849.55

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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.