Home / 3,546,385.20-5,318,022.60-1,415,761.20

Finding the Fourth Proportional to 3,546,385.20, 5,318,022.60 and 1,415,761.20

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Solution

The fourth proportional to 3,546,385.20, 5,318,022.60 and 1,415,761.20 is: 2,123,020.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546,385.20 : 5,318,022.60 = 1,415,761.20 : x
  2. Step 2: Convert to fraction form
    3,546,385.20/5,318,022.60 = 1,415,761.20/x
  3. Step 3: Cross multiply
    3,546,385.20x = 5,318,022.60 × 1,415,761.20
  4. Step 4: Simplify right side
    3,546,385.20x = 7,529,050,057,803.12
  5. Step 5: Solve for x
    x = 7,529,050,057,803.12/3,546,385.20
  6. Step 6: Final answer
    x = 2,123,020.94

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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.