Home / 1,193,188.78-1,646,583.24-656,644.78

Finding the Fourth Proportional to 1,193,188.78, 1,646,583.24 and 656,644.78

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Solution

The fourth proportional to 1,193,188.78, 1,646,583.24 and 656,644.78 is: 906,160.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,188.78 : 1,646,583.24 = 656,644.78 : x
  2. Step 2: Convert to fraction form
    1,193,188.78/1,646,583.24 = 656,644.78/x
  3. Step 3: Cross multiply
    1,193,188.78x = 1,646,583.24 × 656,644.78
  4. Step 4: Simplify right side
    1,193,188.78x = 1,081,220,289,381.49
  5. Step 5: Solve for x
    x = 1,081,220,289,381.49/1,193,188.78
  6. Step 6: Final answer
    x = 906,160.29

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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.