Home / 927,157.99-1,391,211.62-441,389.89

Finding the Fourth Proportional to 927,157.99, 1,391,211.62 and 441,389.89

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Solution

The fourth proportional to 927,157.99, 1,391,211.62 and 441,389.89 is: 662,310.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,157.99 : 1,391,211.62 = 441,389.89 : x
  2. Step 2: Convert to fraction form
    927,157.99/1,391,211.62 = 441,389.89/x
  3. Step 3: Cross multiply
    927,157.99x = 1,391,211.62 × 441,389.89
  4. Step 4: Simplify right side
    927,157.99x = 614,066,741,711.57
  5. Step 5: Solve for x
    x = 614,066,741,711.57/927,157.99
  6. Step 6: Final answer
    x = 662,310.79

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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.