Home / 1,812,218.92-2,500,926.30-996,484.72

Finding the Fourth Proportional to 1,812,218.92, 2,500,926.30 and 996,484.72

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Solution

The fourth proportional to 1,812,218.92, 2,500,926.30 and 996,484.72 is: 1,375,184.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,218.92 : 2,500,926.30 = 996,484.72 : x
  2. Step 2: Convert to fraction form
    1,812,218.92/2,500,926.30 = 996,484.72/x
  3. Step 3: Cross multiply
    1,812,218.92x = 2,500,926.30 × 996,484.72
  4. Step 4: Simplify right side
    1,812,218.92x = 2,492,134,843,796.14
  5. Step 5: Solve for x
    x = 2,492,134,843,796.14/1,812,218.92
  6. Step 6: Final answer
    x = 1,375,184.21

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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.