Home / 1,283,170.02-1,770,753.20-710,197.89

Finding the Fourth Proportional to 1,283,170.02, 1,770,753.20 and 710,197.89

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Solution

The fourth proportional to 1,283,170.02, 1,770,753.20 and 710,197.89 is: 980,061.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,170.02 : 1,770,753.20 = 710,197.89 : x
  2. Step 2: Convert to fraction form
    1,283,170.02/1,770,753.20 = 710,197.89/x
  3. Step 3: Cross multiply
    1,283,170.02x = 1,770,753.20 × 710,197.89
  4. Step 4: Simplify right side
    1,283,170.02x = 1,257,585,182,799.76
  5. Step 5: Solve for x
    x = 1,257,585,182,799.76/1,283,170.02
  6. Step 6: Final answer
    x = 980,061.23

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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.