Home / 1,052,270.43-1,578,015.90-378,170.07

Finding the Fourth Proportional to 1,052,270.43, 1,578,015.90 and 378,170.07

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Solution

The fourth proportional to 1,052,270.43, 1,578,015.90 and 378,170.07 is: 567,115.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,270.43 : 1,578,015.90 = 378,170.07 : x
  2. Step 2: Convert to fraction form
    1,052,270.43/1,578,015.90 = 378,170.07/x
  3. Step 3: Cross multiply
    1,052,270.43x = 1,578,015.90 × 378,170.07
  4. Step 4: Simplify right side
    1,052,270.43x = 596,758,383,364.11
  5. Step 5: Solve for x
    x = 596,758,383,364.11/1,052,270.43
  6. Step 6: Final answer
    x = 567,115.04

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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.