Home / 1,319,753.75-1,821,265.04-716,141.75

Finding the Fourth Proportional to 1,319,753.75, 1,821,265.04 and 716,141.75

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Solution

The fourth proportional to 1,319,753.75, 1,821,265.04 and 716,141.75 is: 988,278.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,753.75 : 1,821,265.04 = 716,141.75 : x
  2. Step 2: Convert to fraction form
    1,319,753.75/1,821,265.04 = 716,141.75/x
  3. Step 3: Cross multiply
    1,319,753.75x = 1,821,265.04 × 716,141.75
  4. Step 4: Simplify right side
    1,319,753.75x = 1,304,283,932,959.42
  5. Step 5: Solve for x
    x = 1,304,283,932,959.42/1,319,753.75
  6. Step 6: Final answer
    x = 988,278.25

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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.