Home / 1,521,241.46-2,099,233.44-832,781.42

Finding the Fourth Proportional to 1,521,241.46, 2,099,233.44 and 832,781.42

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Solution

The fourth proportional to 1,521,241.46, 2,099,233.44 and 832,781.42 is: 1,149,194.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,241.46 : 2,099,233.44 = 832,781.42 : x
  2. Step 2: Convert to fraction form
    1,521,241.46/2,099,233.44 = 832,781.42/x
  3. Step 3: Cross multiply
    1,521,241.46x = 2,099,233.44 × 832,781.42
  4. Step 4: Simplify right side
    1,521,241.46x = 1,748,202,594,578.52
  5. Step 5: Solve for x
    x = 1,748,202,594,578.52/1,521,241.46
  6. Step 6: Final answer
    x = 1,149,194.68

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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.