Home / 1,694,115.28-2,337,916.80-930,171.88

Finding the Fourth Proportional to 1,694,115.28, 2,337,916.80 and 930,171.88

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Solution

The fourth proportional to 1,694,115.28, 2,337,916.80 and 930,171.88 is: 1,283,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,115.28 : 2,337,916.80 = 930,171.88 : x
  2. Step 2: Convert to fraction form
    1,694,115.28/2,337,916.80 = 930,171.88/x
  3. Step 3: Cross multiply
    1,694,115.28x = 2,337,916.80 × 930,171.88
  4. Step 4: Simplify right side
    1,694,115.28x = 2,174,664,465,139.58
  5. Step 5: Solve for x
    x = 2,174,664,465,139.58/1,694,115.28
  6. Step 6: Final answer
    x = 1,283,657.90

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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.