Home / 1,478,892.91-2,040,872.20-799,829.41

Finding the Fourth Proportional to 1,478,892.91, 2,040,872.20 and 799,829.41

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Solution

The fourth proportional to 1,478,892.91, 2,040,872.20 and 799,829.41 is: 1,103,764.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,892.91 : 2,040,872.20 = 799,829.41 : x
  2. Step 2: Convert to fraction form
    1,478,892.91/2,040,872.20 = 799,829.41/x
  3. Step 3: Cross multiply
    1,478,892.91x = 2,040,872.20 × 799,829.41
  4. Step 4: Simplify right side
    1,478,892.91x = 1,632,349,607,611.40
  5. Step 5: Solve for x
    x = 1,632,349,607,611.40/1,478,892.91
  6. Step 6: Final answer
    x = 1,103,764.58

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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.