Home / 1,270,360.30-1,753,132.31-719,032.18

Finding the Fourth Proportional to 1,270,360.30, 1,753,132.31 and 719,032.18

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Solution

The fourth proportional to 1,270,360.30, 1,753,132.31 and 719,032.18 is: 992,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,360.30 : 1,753,132.31 = 719,032.18 : x
  2. Step 2: Convert to fraction form
    1,270,360.30/1,753,132.31 = 719,032.18/x
  3. Step 3: Cross multiply
    1,270,360.30x = 1,753,132.31 × 719,032.18
  4. Step 4: Simplify right side
    1,270,360.30x = 1,260,558,546,687.74
  5. Step 5: Solve for x
    x = 1,260,558,546,687.74/1,270,360.30
  6. Step 6: Final answer
    x = 992,284.27

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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.