Home / 1,052,108.31-1,577,774.58-378,008.70

Finding the Fourth Proportional to 1,052,108.31, 1,577,774.58 and 378,008.70

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Solution

The fourth proportional to 1,052,108.31, 1,577,774.58 and 378,008.70 is: 566,873.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,108.31 : 1,577,774.58 = 378,008.70 : x
  2. Step 2: Convert to fraction form
    1,052,108.31/1,577,774.58 = 378,008.70/x
  3. Step 3: Cross multiply
    1,052,108.31x = 1,577,774.58 × 378,008.70
  4. Step 4: Simplify right side
    1,052,108.31x = 596,412,517,878.85
  5. Step 5: Solve for x
    x = 596,412,517,878.85/1,052,108.31
  6. Step 6: Final answer
    x = 566,873.69

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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.