Home / 3,581,374.38-5,372,644.77-1,057,284.78

Finding the Fourth Proportional to 3,581,374.38, 5,372,644.77 and 1,057,284.78

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Solution

The fourth proportional to 3,581,374.38, 5,372,644.77 and 1,057,284.78 is: 1,586,099.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,374.38 : 5,372,644.77 = 1,057,284.78 : x
  2. Step 2: Convert to fraction form
    3,581,374.38/5,372,644.77 = 1,057,284.78/x
  3. Step 3: Cross multiply
    3,581,374.38x = 5,372,644.77 × 1,057,284.78
  4. Step 4: Simplify right side
    3,581,374.38x = 5,680,415,543,667.60
  5. Step 5: Solve for x
    x = 5,680,415,543,667.60/3,581,374.38
  6. Step 6: Final answer
    x = 1,586,099.34

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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.