Home / 1,202,765.52-1,659,773.08-686,546.04

Finding the Fourth Proportional to 1,202,765.52, 1,659,773.08 and 686,546.04

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Solution

The fourth proportional to 1,202,765.52, 1,659,773.08 and 686,546.04 is: 947,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,765.52 : 1,659,773.08 = 686,546.04 : x
  2. Step 2: Convert to fraction form
    1,202,765.52/1,659,773.08 = 686,546.04/x
  3. Step 3: Cross multiply
    1,202,765.52x = 1,659,773.08 × 686,546.04
  4. Step 4: Simplify right side
    1,202,765.52x = 1,139,510,635,372.60
  5. Step 5: Solve for x
    x = 1,139,510,635,372.60/1,202,765.52
  6. Step 6: Final answer
    x = 947,408.80

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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.