Home / 1,892,883.38-2,839,331.14-472,939.61

Finding the Fourth Proportional to 1,892,883.38, 2,839,331.14 and 472,939.61

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Solution

The fourth proportional to 1,892,883.38, 2,839,331.14 and 472,939.61 is: 709,410.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,883.38 : 2,839,331.14 = 472,939.61 : x
  2. Step 2: Convert to fraction form
    1,892,883.38/2,839,331.14 = 472,939.61/x
  3. Step 3: Cross multiply
    1,892,883.38x = 2,839,331.14 × 472,939.61
  4. Step 4: Simplify right side
    1,892,883.38x = 1,342,832,146,633.45
  5. Step 5: Solve for x
    x = 1,342,832,146,633.45/1,892,883.38
  6. Step 6: Final answer
    x = 709,410.93

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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.