Home / 1,812,378.56-2,501,029.50-996,581.39

Finding the Fourth Proportional to 1,812,378.56, 2,501,029.50 and 996,581.39

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Solution

The fourth proportional to 1,812,378.56, 2,501,029.50 and 996,581.39 is: 1,375,253.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,378.56 : 2,501,029.50 = 996,581.39 : x
  2. Step 2: Convert to fraction form
    1,812,378.56/2,501,029.50 = 996,581.39/x
  3. Step 3: Cross multiply
    1,812,378.56x = 2,501,029.50 × 996,581.39
  4. Step 4: Simplify right side
    1,812,378.56x = 2,492,479,443,035.86
  5. Step 5: Solve for x
    x = 2,492,479,443,035.86/1,812,378.56
  6. Step 6: Final answer
    x = 1,375,253.22

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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.