Home / 1,812,378.05-2,501,028.82-996,580.88

Finding the Fourth Proportional to 1,812,378.05, 2,501,028.82 and 996,580.88

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Solution

The fourth proportional to 1,812,378.05, 2,501,028.82 and 996,580.88 is: 1,375,252.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,378.05 : 2,501,028.82 = 996,580.88 : x
  2. Step 2: Convert to fraction form
    1,812,378.05/2,501,028.82 = 996,580.88/x
  3. Step 3: Cross multiply
    1,812,378.05x = 2,501,028.82 × 996,580.88
  4. Step 4: Simplify right side
    1,812,378.05x = 2,492,477,502,340.96
  5. Step 5: Solve for x
    x = 2,492,477,502,340.96/1,812,378.05
  6. Step 6: Final answer
    x = 1,375,252.53

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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.