Home / 1,026,695.85-1,540,149.39-387,537.95

Finding the Fourth Proportional to 1,026,695.85, 1,540,149.39 and 387,537.95

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Solution

The fourth proportional to 1,026,695.85, 1,540,149.39 and 387,537.95 is: 581,346.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,695.85 : 1,540,149.39 = 387,537.95 : x
  2. Step 2: Convert to fraction form
    1,026,695.85/1,540,149.39 = 387,537.95/x
  3. Step 3: Cross multiply
    1,026,695.85x = 1,540,149.39 × 387,537.95
  4. Step 4: Simplify right side
    1,026,695.85x = 596,866,329,593.60
  5. Step 5: Solve for x
    x = 596,866,329,593.60/1,026,695.85
  6. Step 6: Final answer
    x = 581,346.78

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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.