Home / 1,812,607.72-2,501,462.84-996,874.54

Finding the Fourth Proportional to 1,812,607.72, 2,501,462.84 and 996,874.54

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Solution

The fourth proportional to 1,812,607.72, 2,501,462.84 and 996,874.54 is: 1,375,722.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,607.72 : 2,501,462.84 = 996,874.54 : x
  2. Step 2: Convert to fraction form
    1,812,607.72/2,501,462.84 = 996,874.54/x
  3. Step 3: Cross multiply
    1,812,607.72x = 2,501,462.84 × 996,874.54
  4. Step 4: Simplify right side
    1,812,607.72x = 2,493,644,612,321.48
  5. Step 5: Solve for x
    x = 2,493,644,612,321.48/1,812,607.72
  6. Step 6: Final answer
    x = 1,375,722.16

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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.