Home / 5,177,382.03-7,766,306.33-1,981,679.31

Finding the Fourth Proportional to 5,177,382.03, 7,766,306.33 and 1,981,679.31

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Solution

The fourth proportional to 5,177,382.03, 7,766,306.33 and 1,981,679.31 is: 2,972,608.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,382.03 : 7,766,306.33 = 1,981,679.31 : x
  2. Step 2: Convert to fraction form
    5,177,382.03/7,766,306.33 = 1,981,679.31/x
  3. Step 3: Cross multiply
    5,177,382.03x = 7,766,306.33 × 1,981,679.31
  4. Step 4: Simplify right side
    5,177,382.03x = 15,390,328,559,374.64
  5. Step 5: Solve for x
    x = 15,390,328,559,374.64/5,177,382.03
  6. Step 6: Final answer
    x = 2,972,608.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.