Home / 1,661,506.38-2,292,875.91-897,557.58

Finding the Fourth Proportional to 1,661,506.38, 2,292,875.91 and 897,557.58

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Solution

The fourth proportional to 1,661,506.38, 2,292,875.91 and 897,557.58 is: 1,238,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,506.38 : 2,292,875.91 = 897,557.58 : x
  2. Step 2: Convert to fraction form
    1,661,506.38/2,292,875.91 = 897,557.58/x
  3. Step 3: Cross multiply
    1,661,506.38x = 2,292,875.91 × 897,557.58
  4. Step 4: Simplify right side
    1,661,506.38x = 2,057,988,153,019.90
  5. Step 5: Solve for x
    x = 2,057,988,153,019.90/1,661,506.38
  6. Step 6: Final answer
    x = 1,238,627.90

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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.