Home / 1,411,229.20-1,947,488.52-766,644.24

Finding the Fourth Proportional to 1,411,229.20, 1,947,488.52 and 766,644.24

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Solution

The fourth proportional to 1,411,229.20, 1,947,488.52 and 766,644.24 is: 1,057,964.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,229.20 : 1,947,488.52 = 766,644.24 : x
  2. Step 2: Convert to fraction form
    1,411,229.20/1,947,488.52 = 766,644.24/x
  3. Step 3: Cross multiply
    1,411,229.20x = 1,947,488.52 × 766,644.24
  4. Step 4: Simplify right side
    1,411,229.20x = 1,493,030,856,324.12
  5. Step 5: Solve for x
    x = 1,493,030,856,324.12/1,411,229.20
  6. Step 6: Final answer
    x = 1,057,964.83

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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.