Home / 1,170,426.78-1,615,188.96-633,882.78

Finding the Fourth Proportional to 1,170,426.78, 1,615,188.96 and 633,882.78

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Solution

The fourth proportional to 1,170,426.78, 1,615,188.96 and 633,882.78 is: 874,758.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,426.78 : 1,615,188.96 = 633,882.78 : x
  2. Step 2: Convert to fraction form
    1,170,426.78/1,615,188.96 = 633,882.78/x
  3. Step 3: Cross multiply
    1,170,426.78x = 1,615,188.96 × 633,882.78
  4. Step 4: Simplify right side
    1,170,426.78x = 1,023,840,468,190.11
  5. Step 5: Solve for x
    x = 1,023,840,468,190.11/1,170,426.78
  6. Step 6: Final answer
    x = 874,758.24

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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.