Home / 1,052,107.31-1,577,773.08-378,007.70

Finding the Fourth Proportional to 1,052,107.31, 1,577,773.08 and 378,007.70

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Solution

The fourth proportional to 1,052,107.31, 1,577,773.08 and 378,007.70 is: 566,872.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,107.31 : 1,577,773.08 = 378,007.70 : x
  2. Step 2: Convert to fraction form
    1,052,107.31/1,577,773.08 = 378,007.70/x
  3. Step 3: Cross multiply
    1,052,107.31x = 1,577,773.08 × 378,007.70
  4. Step 4: Simplify right side
    1,052,107.31x = 596,410,365,203.85
  5. Step 5: Solve for x
    x = 596,410,365,203.85/1,052,107.31
  6. Step 6: Final answer
    x = 566,872.18

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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.