Home / 1,198,031.52-1,653,350.88-654,217.92

Finding the Fourth Proportional to 1,198,031.52, 1,653,350.88 and 654,217.92

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Solution

The fourth proportional to 1,198,031.52, 1,653,350.88 and 654,217.92 is: 902,857.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,031.52 : 1,653,350.88 = 654,217.92 : x
  2. Step 2: Convert to fraction form
    1,198,031.52/1,653,350.88 = 654,217.92/x
  3. Step 3: Cross multiply
    1,198,031.52x = 1,653,350.88 × 654,217.92
  4. Step 4: Simplify right side
    1,198,031.52x = 1,081,651,773,743.77
  5. Step 5: Solve for x
    x = 1,081,651,773,743.77/1,198,031.52
  6. Step 6: Final answer
    x = 902,857.53

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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.