Home / 1,947,273.28-2,921,242.06-868,177.40

Finding the Fourth Proportional to 1,947,273.28, 2,921,242.06 and 868,177.40

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Solution

The fourth proportional to 1,947,273.28, 2,921,242.06 and 868,177.40 is: 1,302,414.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,273.28 : 2,921,242.06 = 868,177.40 : x
  2. Step 2: Convert to fraction form
    1,947,273.28/2,921,242.06 = 868,177.40/x
  3. Step 3: Cross multiply
    1,947,273.28x = 2,921,242.06 × 868,177.40
  4. Step 4: Simplify right side
    1,947,273.28x = 2,536,156,336,421.44
  5. Step 5: Solve for x
    x = 2,536,156,336,421.44/1,947,273.28
  6. Step 6: Final answer
    x = 1,302,414.18

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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.