Home / 1,812,379.05-2,501,030.20-996,581.88

Finding the Fourth Proportional to 1,812,379.05, 2,501,030.20 and 996,581.88

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Solution

The fourth proportional to 1,812,379.05, 2,501,030.20 and 996,581.88 is: 1,375,253.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,379.05 : 2,501,030.20 = 996,581.88 : x
  2. Step 2: Convert to fraction form
    1,812,379.05/2,501,030.20 = 996,581.88/x
  3. Step 3: Cross multiply
    1,812,379.05x = 2,501,030.20 × 996,581.88
  4. Step 4: Simplify right side
    1,812,379.05x = 2,492,481,378,652.78
  5. Step 5: Solve for x
    x = 2,492,481,378,652.78/1,812,379.05
  6. Step 6: Final answer
    x = 1,375,253.91

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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.