Home / 1,173,481.92-1,619,408.16-636,937.92

Finding the Fourth Proportional to 1,173,481.92, 1,619,408.16 and 636,937.92

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Solution

The fourth proportional to 1,173,481.92, 1,619,408.16 and 636,937.92 is: 878,976.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,481.92 : 1,619,408.16 = 636,937.92 : x
  2. Step 2: Convert to fraction form
    1,173,481.92/1,619,408.16 = 636,937.92/x
  3. Step 3: Cross multiply
    1,173,481.92x = 1,619,408.16 × 636,937.92
  4. Step 4: Simplify right side
    1,173,481.92x = 1,031,462,465,061.43
  5. Step 5: Solve for x
    x = 1,031,462,465,061.43/1,173,481.92
  6. Step 6: Final answer
    x = 878,976.02

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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.