Home / 1,812,160.95-2,500,729.23-996,363.78

Finding the Fourth Proportional to 1,812,160.95, 2,500,729.23 and 996,363.78

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Solution

The fourth proportional to 1,812,160.95, 2,500,729.23 and 996,363.78 is: 1,374,952.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,160.95 : 2,500,729.23 = 996,363.78 : x
  2. Step 2: Convert to fraction form
    1,812,160.95/2,500,729.23 = 996,363.78/x
  3. Step 3: Cross multiply
    1,812,160.95x = 2,500,729.23 × 996,363.78
  4. Step 4: Simplify right side
    1,812,160.95x = 2,491,636,028,359.29
  5. Step 5: Solve for x
    x = 2,491,636,028,359.29/1,812,160.95
  6. Step 6: Final answer
    x = 1,374,952.94

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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.