Home / 1,086,362.60-1,493,862.86-942,872.76

Finding the Fourth Proportional to 1,086,362.60, 1,493,862.86 and 942,872.76

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Solution

The fourth proportional to 1,086,362.60, 1,493,862.86 and 942,872.76 is: 1,296,549.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,362.60 : 1,493,862.86 = 942,872.76 : x
  2. Step 2: Convert to fraction form
    1,086,362.60/1,493,862.86 = 942,872.76/x
  3. Step 3: Cross multiply
    1,086,362.60x = 1,493,862.86 × 942,872.76
  4. Step 4: Simplify right side
    1,086,362.60x = 1,408,522,597,869.69
  5. Step 5: Solve for x
    x = 1,408,522,597,869.69/1,086,362.60
  6. Step 6: Final answer
    x = 1,296,549.23

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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.