Home / 1,283,452.47-1,771,185.29-702,665.79

Finding the Fourth Proportional to 1,283,452.47, 1,771,185.29 and 702,665.79

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Solution

The fourth proportional to 1,283,452.47, 1,771,185.29 and 702,665.79 is: 969,690.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,452.47 : 1,771,185.29 = 702,665.79 : x
  2. Step 2: Convert to fraction form
    1,283,452.47/1,771,185.29 = 702,665.79/x
  3. Step 3: Cross multiply
    1,283,452.47x = 1,771,185.29 × 702,665.79
  4. Step 4: Simplify right side
    1,283,452.47x = 1,244,551,307,520.90
  5. Step 5: Solve for x
    x = 1,244,551,307,520.90/1,283,452.47
  6. Step 6: Final answer
    x = 969,690.22

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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.