Home / 3,542,691.12-4,887,121.39-2,071,637.76

Finding the Fourth Proportional to 3,542,691.12, 4,887,121.39 and 2,071,637.76

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Solution

The fourth proportional to 3,542,691.12, 4,887,121.39 and 2,071,637.76 is: 2,857,812.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542,691.12 : 4,887,121.39 = 2,071,637.76 : x
  2. Step 2: Convert to fraction form
    3,542,691.12/4,887,121.39 = 2,071,637.76/x
  3. Step 3: Cross multiply
    3,542,691.12x = 4,887,121.39 × 2,071,637.76
  4. Step 4: Simplify right side
    3,542,691.12x = 10,124,345,209,227.69
  5. Step 5: Solve for x
    x = 10,124,345,209,227.69/3,542,691.12
  6. Step 6: Final answer
    x = 2,857,812.00

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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.