Home / 1,661,686.38-2,293,124.31-897,737.58

Finding the Fourth Proportional to 1,661,686.38, 2,293,124.31 and 897,737.58

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Solution

The fourth proportional to 1,661,686.38, 2,293,124.31 and 897,737.58 is: 1,238,876.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,686.38 : 2,293,124.31 = 897,737.58 : x
  2. Step 2: Convert to fraction form
    1,661,686.38/2,293,124.31 = 897,737.58/x
  3. Step 3: Cross multiply
    1,661,686.38x = 2,293,124.31 × 897,737.58
  4. Step 4: Simplify right side
    1,661,686.38x = 2,058,623,868,698.57
  5. Step 5: Solve for x
    x = 2,058,623,868,698.57/1,661,686.38
  6. Step 6: Final answer
    x = 1,238,876.30

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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.