Home / 1,773,123.20-2,661,355.20-932,278.40

Finding the Fourth Proportional to 1,773,123.20, 2,661,355.20 and 932,278.40

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Solution

The fourth proportional to 1,773,123.20, 2,661,355.20 and 932,278.40 is: 1,399,295.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,123.20 : 2,661,355.20 = 932,278.40 : x
  2. Step 2: Convert to fraction form
    1,773,123.20/2,661,355.20 = 932,278.40/x
  3. Step 3: Cross multiply
    1,773,123.20x = 2,661,355.20 × 932,278.40
  4. Step 4: Simplify right side
    1,773,123.20x = 2,481,123,967,687.68
  5. Step 5: Solve for x
    x = 2,481,123,967,687.68/1,773,123.20
  6. Step 6: Final answer
    x = 1,399,295.87

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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.