Home / 1,086,262.54-1,498,695.55-627,316.49

Finding the Fourth Proportional to 1,086,262.54, 1,498,695.55 and 627,316.49

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Solution

The fourth proportional to 1,086,262.54, 1,498,695.55 and 627,316.49 is: 865,496.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,262.54 : 1,498,695.55 = 627,316.49 : x
  2. Step 2: Convert to fraction form
    1,086,262.54/1,498,695.55 = 627,316.49/x
  3. Step 3: Cross multiply
    1,086,262.54x = 1,498,695.55 × 627,316.49
  4. Step 4: Simplify right side
    1,086,262.54x = 940,156,432,004.62
  5. Step 5: Solve for x
    x = 940,156,432,004.62/1,086,262.54
  6. Step 6: Final answer
    x = 865,496.51

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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.