Home / 4,921,000.95-7,381,501.43-3,645,542.55

Finding the Fourth Proportional to 4,921,000.95, 7,381,501.43 and 3,645,542.55

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Solution

The fourth proportional to 4,921,000.95, 7,381,501.43 and 3,645,542.55 is: 5,468,313.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921,000.95 : 7,381,501.43 = 3,645,542.55 : x
  2. Step 2: Convert to fraction form
    4,921,000.95/7,381,501.43 = 3,645,542.55/x
  3. Step 3: Cross multiply
    4,921,000.95x = 7,381,501.43 × 3,645,542.55
  4. Step 4: Simplify right side
    4,921,000.95x = 26,909,577,527,723.13
  5. Step 5: Solve for x
    x = 26,909,577,527,723.13/4,921,000.95
  6. Step 6: Final answer
    x = 5,468,313.83

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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.