Home / 1,252,691.92-1,879,036.97-719,873.11

Finding the Fourth Proportional to 1,252,691.92, 1,879,036.97 and 719,873.11

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Solution

The fourth proportional to 1,252,691.92, 1,879,036.97 and 719,873.11 is: 1,079,809.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,691.92 : 1,879,036.97 = 719,873.11 : x
  2. Step 2: Convert to fraction form
    1,252,691.92/1,879,036.97 = 719,873.11/x
  3. Step 3: Cross multiply
    1,252,691.92x = 1,879,036.97 × 719,873.11
  4. Step 4: Simplify right side
    1,252,691.92x = 1,352,668,187,398.88
  5. Step 5: Solve for x
    x = 1,352,668,187,398.88/1,252,691.92
  6. Step 6: Final answer
    x = 1,079,809.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.