Home / 1,275,882.30-1,760,719.23-695,102.58

Finding the Fourth Proportional to 1,275,882.30, 1,760,719.23 and 695,102.58

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Solution

The fourth proportional to 1,275,882.30, 1,760,719.23 and 695,102.58 is: 959,242.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,882.30 : 1,760,719.23 = 695,102.58 : x
  2. Step 2: Convert to fraction form
    1,275,882.30/1,760,719.23 = 695,102.58/x
  3. Step 3: Cross multiply
    1,275,882.30x = 1,760,719.23 × 695,102.58
  4. Step 4: Simplify right side
    1,275,882.30x = 1,223,880,479,428.61
  5. Step 5: Solve for x
    x = 1,223,880,479,428.61/1,275,882.30
  6. Step 6: Final answer
    x = 959,242.46

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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.