Home / 1,170,446.78-1,615,216.56-633,902.78

Finding the Fourth Proportional to 1,170,446.78, 1,615,216.56 and 633,902.78

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Solution

The fourth proportional to 1,170,446.78, 1,615,216.56 and 633,902.78 is: 874,785.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,446.78 : 1,615,216.56 = 633,902.78 : x
  2. Step 2: Convert to fraction form
    1,170,446.78/1,615,216.56 = 633,902.78/x
  3. Step 3: Cross multiply
    1,170,446.78x = 1,615,216.56 × 633,902.78
  4. Step 4: Simplify right side
    1,170,446.78x = 1,023,890,267,686.04
  5. Step 5: Solve for x
    x = 1,023,890,267,686.04/1,170,446.78
  6. Step 6: Final answer
    x = 874,785.84

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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.