Home / 1,812,214.19-2,500,919.82-996,479.97

Finding the Fourth Proportional to 1,812,214.19, 2,500,919.82 and 996,479.97

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Solution

The fourth proportional to 1,812,214.19, 2,500,919.82 and 996,479.97 is: 1,375,177.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,214.19 : 2,500,919.82 = 996,479.97 : x
  2. Step 2: Convert to fraction form
    1,812,214.19/2,500,919.82 = 996,479.97/x
  3. Step 3: Cross multiply
    1,812,214.19x = 2,500,919.82 × 996,479.97
  4. Step 4: Simplify right side
    1,812,214.19x = 2,492,116,507,206.01
  5. Step 5: Solve for x
    x = 2,492,116,507,206.01/1,812,214.19
  6. Step 6: Final answer
    x = 1,375,177.68

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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.