Home / 2,387,015.28-3,294,168.03-1,299,234.30

Finding the Fourth Proportional to 2,387,015.28, 3,294,168.03 and 1,299,234.30

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Solution

The fourth proportional to 2,387,015.28, 3,294,168.03 and 1,299,234.30 is: 1,792,990.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,015.28 : 3,294,168.03 = 1,299,234.30 : x
  2. Step 2: Convert to fraction form
    2,387,015.28/3,294,168.03 = 1,299,234.30/x
  3. Step 3: Cross multiply
    2,387,015.28x = 3,294,168.03 × 1,299,234.30
  4. Step 4: Simplify right side
    2,387,015.28x = 4,279,896,094,539.43
  5. Step 5: Solve for x
    x = 4,279,896,094,539.43/2,387,015.28
  6. Step 6: Final answer
    x = 1,792,990.66

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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.