Home / 1,380,337.29-1,904,372.43-799,243.24

Finding the Fourth Proportional to 1,380,337.29, 1,904,372.43 and 799,243.24

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Solution

The fourth proportional to 1,380,337.29, 1,904,372.43 and 799,243.24 is: 1,102,670.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,337.29 : 1,904,372.43 = 799,243.24 : x
  2. Step 2: Convert to fraction form
    1,380,337.29/1,904,372.43 = 799,243.24/x
  3. Step 3: Cross multiply
    1,380,337.29x = 1,904,372.43 × 799,243.24
  4. Step 4: Simplify right side
    1,380,337.29x = 1,522,056,791,119.87
  5. Step 5: Solve for x
    x = 1,522,056,791,119.87/1,380,337.29
  6. Step 6: Final answer
    x = 1,102,670.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.