Home / 1,812,138.54-2,500,700.22-996,341.10

Finding the Fourth Proportional to 1,812,138.54, 2,500,700.22 and 996,341.10

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Solution

The fourth proportional to 1,812,138.54, 2,500,700.22 and 996,341.10 is: 1,374,922.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,138.54 : 2,500,700.22 = 996,341.10 : x
  2. Step 2: Convert to fraction form
    1,812,138.54/2,500,700.22 = 996,341.10/x
  3. Step 3: Cross multiply
    1,812,138.54x = 2,500,700.22 × 996,341.10
  4. Step 4: Simplify right side
    1,812,138.54x = 2,491,550,407,965.04
  5. Step 5: Solve for x
    x = 2,491,550,407,965.04/1,812,138.54
  6. Step 6: Final answer
    x = 1,374,922.70

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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.