Home / 3,387,287.56-5,079,861.24-1,112,437.12

Finding the Fourth Proportional to 3,387,287.56, 5,079,861.24 and 1,112,437.12

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Solution

The fourth proportional to 3,387,287.56, 5,079,861.24 and 1,112,437.12 is: 1,668,304.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,287.56 : 5,079,861.24 = 1,112,437.12 : x
  2. Step 2: Convert to fraction form
    3,387,287.56/5,079,861.24 = 1,112,437.12/x
  3. Step 3: Cross multiply
    3,387,287.56x = 5,079,861.24 × 1,112,437.12
  4. Step 4: Simplify right side
    3,387,287.56x = 5,651,026,207,825.23
  5. Step 5: Solve for x
    x = 5,651,026,207,825.23/3,387,287.56
  6. Step 6: Final answer
    x = 1,668,304.24

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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.