Home / 1,029,034.89-1,542,728.06-489,020.18

Finding the Fourth Proportional to 1,029,034.89, 1,542,728.06 and 489,020.18

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Solution

The fourth proportional to 1,029,034.89, 1,542,728.06 and 489,020.18 is: 733,138.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,034.89 : 1,542,728.06 = 489,020.18 : x
  2. Step 2: Convert to fraction form
    1,029,034.89/1,542,728.06 = 489,020.18/x
  3. Step 3: Cross multiply
    1,029,034.89x = 1,542,728.06 × 489,020.18
  4. Step 4: Simplify right side
    1,029,034.89x = 754,425,145,267.34
  5. Step 5: Solve for x
    x = 754,425,145,267.34/1,029,034.89
  6. Step 6: Final answer
    x = 733,138.55

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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.