Home / 1,458,670.62-2,187,926.85-447,792.78

Finding the Fourth Proportional to 1,458,670.62, 2,187,926.85 and 447,792.78

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Solution

The fourth proportional to 1,458,670.62, 2,187,926.85 and 447,792.78 is: 671,664.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,670.62 : 2,187,926.85 = 447,792.78 : x
  2. Step 2: Convert to fraction form
    1,458,670.62/2,187,926.85 = 447,792.78/x
  3. Step 3: Cross multiply
    1,458,670.62x = 2,187,926.85 × 447,792.78
  4. Step 4: Simplify right side
    1,458,670.62x = 979,737,846,598.14
  5. Step 5: Solve for x
    x = 979,737,846,598.14/1,458,670.62
  6. Step 6: Final answer
    x = 671,664.89

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