Home / 3,678,693.52-5,517,976-1,655,505.76

Finding the Fourth Proportional to 3,678,693.52, 5,517,976 and 1,655,505.76

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Solution

The fourth proportional to 3,678,693.52, 5,517,976 and 1,655,505.76 is: 2,483,229.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,693.52 : 5,517,976 = 1,655,505.76 : x
  2. Step 2: Convert to fraction form
    3,678,693.52/5,517,976 = 1,655,505.76/x
  3. Step 3: Cross multiply
    3,678,693.52x = 5,517,976 × 1,655,505.76
  4. Step 4: Simplify right side
    3,678,693.52x = 9,135,041,051,541.76
  5. Step 5: Solve for x
    x = 9,135,041,051,541.76/3,678,693.52
  6. Step 6: Final answer
    x = 2,483,229.71

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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.