Home / 2,438,380.71-3,365,041.31-1,350,753.48

Finding the Fourth Proportional to 2,438,380.71, 3,365,041.31 and 1,350,753.48

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Solution

The fourth proportional to 2,438,380.71, 3,365,041.31 and 1,350,753.48 is: 1,864,081.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,380.71 : 3,365,041.31 = 1,350,753.48 : x
  2. Step 2: Convert to fraction form
    2,438,380.71/3,365,041.31 = 1,350,753.48/x
  3. Step 3: Cross multiply
    2,438,380.71x = 3,365,041.31 × 1,350,753.48
  4. Step 4: Simplify right side
    2,438,380.71x = 4,545,341,253,072.49
  5. Step 5: Solve for x
    x = 4,545,341,253,072.49/2,438,380.71
  6. Step 6: Final answer
    x = 1,864,081.86

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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.