Home / 1,812,670.89-2,501,435.88-996,874.56

Finding the Fourth Proportional to 1,812,670.89, 2,501,435.88 and 996,874.56

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Solution

The fourth proportional to 1,812,670.89, 2,501,435.88 and 996,874.56 is: 1,375,659.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,670.89 : 2,501,435.88 = 996,874.56 : x
  2. Step 2: Convert to fraction form
    1,812,670.89/2,501,435.88 = 996,874.56/x
  3. Step 3: Cross multiply
    1,812,670.89x = 2,501,435.88 × 996,874.56
  4. Step 4: Simplify right side
    1,812,670.89x = 2,493,617,792,243.21
  5. Step 5: Solve for x
    x = 2,493,617,792,243.21/1,812,670.89
  6. Step 6: Final answer
    x = 1,375,659.42

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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.