Home / 1,127,277.56-1,555,642.92-617,983.52

Finding the Fourth Proportional to 1,127,277.56, 1,555,642.92 and 617,983.52

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Solution

The fourth proportional to 1,127,277.56, 1,555,642.92 and 617,983.52 is: 852,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,277.56 : 1,555,642.92 = 617,983.52 : x
  2. Step 2: Convert to fraction form
    1,127,277.56/1,555,642.92 = 617,983.52/x
  3. Step 3: Cross multiply
    1,127,277.56x = 1,555,642.92 × 617,983.52
  4. Step 4: Simplify right side
    1,127,277.56x = 961,361,687,564.68
  5. Step 5: Solve for x
    x = 961,361,687,564.68/1,127,277.56
  6. Step 6: Final answer
    x = 852,817.20

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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.