Home / 1,436,312.88-1,982,111.22-791,743.86

Finding the Fourth Proportional to 1,436,312.88, 1,982,111.22 and 791,743.86

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Solution

The fourth proportional to 1,436,312.88, 1,982,111.22 and 791,743.86 is: 1,092,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,312.88 : 1,982,111.22 = 791,743.86 : x
  2. Step 2: Convert to fraction form
    1,436,312.88/1,982,111.22 = 791,743.86/x
  3. Step 3: Cross multiply
    1,436,312.88x = 1,982,111.22 × 791,743.86
  4. Step 4: Simplify right side
    1,436,312.88x = 1,569,324,388,272.11
  5. Step 5: Solve for x
    x = 1,569,324,388,272.11/1,436,312.88
  6. Step 6: Final answer
    x = 1,092,606.22

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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.