Home / 966,147.19-1,331,089.72-747,604.33

Finding the Fourth Proportional to 966,147.19, 1,331,089.72 and 747,604.33

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Solution

The fourth proportional to 966,147.19, 1,331,089.72 and 747,604.33 is: 1,029,996.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,147.19 : 1,331,089.72 = 747,604.33 : x
  2. Step 2: Convert to fraction form
    966,147.19/1,331,089.72 = 747,604.33/x
  3. Step 3: Cross multiply
    966,147.19x = 1,331,089.72 × 747,604.33
  4. Step 4: Simplify right side
    966,147.19x = 995,128,438,290.49
  5. Step 5: Solve for x
    x = 995,128,438,290.49/966,147.19
  6. Step 6: Final answer
    x = 1,029,996.72

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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.