Home / 1,597,158.65-2,391,918.61-921,190.70

Finding the Fourth Proportional to 1,597,158.65, 2,391,918.61 and 921,190.70

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Solution

The fourth proportional to 1,597,158.65, 2,391,918.61 and 921,190.70 is: 1,379,583.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597,158.65 : 2,391,918.61 = 921,190.70 : x
  2. Step 2: Convert to fraction form
    1,597,158.65/2,391,918.61 = 921,190.70/x
  3. Step 3: Cross multiply
    1,597,158.65x = 2,391,918.61 × 921,190.70
  4. Step 4: Simplify right side
    1,597,158.65x = 2,203,413,162,123.38
  5. Step 5: Solve for x
    x = 2,203,413,162,123.38/1,597,158.65
  6. Step 6: Final answer
    x = 1,379,583.15

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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.