Home / 1,812,056.08-2,500,642.38-996,343.15

Finding the Fourth Proportional to 1,812,056.08, 2,500,642.38 and 996,343.15

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Solution

The fourth proportional to 1,812,056.08, 2,500,642.38 and 996,343.15 is: 1,374,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,056.08 : 2,500,642.38 = 996,343.15 : x
  2. Step 2: Convert to fraction form
    1,812,056.08/2,500,642.38 = 996,343.15/x
  3. Step 3: Cross multiply
    1,812,056.08x = 2,500,642.38 × 996,343.15
  4. Step 4: Simplify right side
    1,812,056.08x = 2,491,497,905,912.70
  5. Step 5: Solve for x
    x = 2,491,497,905,912.70/1,812,056.08
  6. Step 6: Final answer
    x = 1,374,956.29

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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.