Home / 1,243,098.29-1,714,989.92-699,109.38

Finding the Fourth Proportional to 1,243,098.29, 1,714,989.92 and 699,109.38

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Solution

The fourth proportional to 1,243,098.29, 1,714,989.92 and 699,109.38 is: 964,497.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,098.29 : 1,714,989.92 = 699,109.38 : x
  2. Step 2: Convert to fraction form
    1,243,098.29/1,714,989.92 = 699,109.38/x
  3. Step 3: Cross multiply
    1,243,098.29x = 1,714,989.92 × 699,109.38
  4. Step 4: Simplify right side
    1,243,098.29x = 1,198,965,536,181.90
  5. Step 5: Solve for x
    x = 1,198,965,536,181.90/1,243,098.29
  6. Step 6: Final answer
    x = 964,497.77

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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.