Home / 1,586,230.56-2,189,013.92-861,084

Finding the Fourth Proportional to 1,586,230.56, 2,189,013.92 and 861,084

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Solution

The fourth proportional to 1,586,230.56, 2,189,013.92 and 861,084 is: 1,188,304.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,230.56 : 2,189,013.92 = 861,084 : x
  2. Step 2: Convert to fraction form
    1,586,230.56/2,189,013.92 = 861,084/x
  3. Step 3: Cross multiply
    1,586,230.56x = 2,189,013.92 × 861,084
  4. Step 4: Simplify right side
    1,586,230.56x = 1,884,924,862,289.28
  5. Step 5: Solve for x
    x = 1,884,924,862,289.28/1,586,230.56
  6. Step 6: Final answer
    x = 1,188,304.47

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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.