Home / 1,173,123-1,755,778.88-887,238.36

Finding the Fourth Proportional to 1,173,123, 1,755,778.88 and 887,238.36

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Solution

The fourth proportional to 1,173,123, 1,755,778.88 and 887,238.36 is: 1,327,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,123 : 1,755,778.88 = 887,238.36 : x
  2. Step 2: Convert to fraction form
    1,173,123/1,755,778.88 = 887,238.36/x
  3. Step 3: Cross multiply
    1,173,123x = 1,755,778.88 × 887,238.36
  4. Step 4: Simplify right side
    1,173,123x = 1,557,794,376,231.93
  5. Step 5: Solve for x
    x = 1,557,794,376,231.93/1,173,123
  6. Step 6: Final answer
    x = 1,327,903.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.