Home / 1,198,574.73-1,654,033.04-647,290.38

Finding the Fourth Proportional to 1,198,574.73, 1,654,033.04 and 647,290.38

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Solution

The fourth proportional to 1,198,574.73, 1,654,033.04 and 647,290.38 is: 893,260.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,574.73 : 1,654,033.04 = 647,290.38 : x
  2. Step 2: Convert to fraction form
    1,198,574.73/1,654,033.04 = 647,290.38/x
  3. Step 3: Cross multiply
    1,198,574.73x = 1,654,033.04 × 647,290.38
  4. Step 4: Simplify right side
    1,198,574.73x = 1,070,639,680,387.67
  5. Step 5: Solve for x
    x = 1,070,639,680,387.67/1,198,574.73
  6. Step 6: Final answer
    x = 893,260.68

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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.