Home / 1,204,061.85-1,661,586.33-660,202.11

Finding the Fourth Proportional to 1,204,061.85, 1,661,586.33 and 660,202.11

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Solution

The fourth proportional to 1,204,061.85, 1,661,586.33 and 660,202.11 is: 911,068.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,061.85 : 1,661,586.33 = 660,202.11 : x
  2. Step 2: Convert to fraction form
    1,204,061.85/1,661,586.33 = 660,202.11/x
  3. Step 3: Cross multiply
    1,204,061.85x = 1,661,586.33 × 660,202.11
  4. Step 4: Simplify right side
    1,204,061.85x = 1,096,982,801,013.16
  5. Step 5: Solve for x
    x = 1,096,982,801,013.16/1,204,061.85
  6. Step 6: Final answer
    x = 911,068.48

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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.