Home / 1,160,385.39-1,740,183.92-402,049.87

Finding the Fourth Proportional to 1,160,385.39, 1,740,183.92 and 402,049.87

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Solution

The fourth proportional to 1,160,385.39, 1,740,183.92 and 402,049.87 is: 602,938.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,385.39 : 1,740,183.92 = 402,049.87 : x
  2. Step 2: Convert to fraction form
    1,160,385.39/1,740,183.92 = 402,049.87/x
  3. Step 3: Cross multiply
    1,160,385.39x = 1,740,183.92 × 402,049.87
  4. Step 4: Simplify right side
    1,160,385.39x = 699,640,713,959.07
  5. Step 5: Solve for x
    x = 699,640,713,959.07/1,160,385.39
  6. Step 6: Final answer
    x = 602,938.23

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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.