Home / 1,086,263.49-1,498,696.85-627,317.46

Finding the Fourth Proportional to 1,086,263.49, 1,498,696.85 and 627,317.46

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Solution

The fourth proportional to 1,086,263.49, 1,498,696.85 and 627,317.46 is: 865,497.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,263.49 : 1,498,696.85 = 627,317.46 : x
  2. Step 2: Convert to fraction form
    1,086,263.49/1,498,696.85 = 627,317.46/x
  3. Step 3: Cross multiply
    1,086,263.49x = 1,498,696.85 × 627,317.46
  4. Step 4: Simplify right side
    1,086,263.49x = 940,158,690,621.93
  5. Step 5: Solve for x
    x = 940,158,690,621.93/1,086,263.49
  6. Step 6: Final answer
    x = 865,497.83

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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.