Home / 1,283,231.35-1,770,673.89-710,270.15

Finding the Fourth Proportional to 1,283,231.35, 1,770,673.89 and 710,270.15

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Solution

The fourth proportional to 1,283,231.35, 1,770,673.89 and 710,270.15 is: 980,070.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,231.35 : 1,770,673.89 = 710,270.15 : x
  2. Step 2: Convert to fraction form
    1,283,231.35/1,770,673.89 = 710,270.15/x
  3. Step 3: Cross multiply
    1,283,231.35x = 1,770,673.89 × 710,270.15
  4. Step 4: Simplify right side
    1,283,231.35x = 1,257,656,809,451.38
  5. Step 5: Solve for x
    x = 1,257,656,809,451.38/1,283,231.35
  6. Step 6: Final answer
    x = 980,070.21

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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.