Home / 1,200,780.54-1,801,791.66-527,335.20

Finding the Fourth Proportional to 1,200,780.54, 1,801,791.66 and 527,335.20

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Solution

The fourth proportional to 1,200,780.54, 1,801,791.66 and 527,335.20 is: 791,275.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,780.54 : 1,801,791.66 = 527,335.20 : x
  2. Step 2: Convert to fraction form
    1,200,780.54/1,801,791.66 = 527,335.20/x
  3. Step 3: Cross multiply
    1,200,780.54x = 1,801,791.66 × 527,335.20
  4. Step 4: Simplify right side
    1,200,780.54x = 950,148,165,384.43
  5. Step 5: Solve for x
    x = 950,148,165,384.43/1,200,780.54
  6. Step 6: Final answer
    x = 791,275.45

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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.