Home / 1,812,381.05-2,501,032.96-996,583.88

Finding the Fourth Proportional to 1,812,381.05, 2,501,032.96 and 996,583.88

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Solution

The fourth proportional to 1,812,381.05, 2,501,032.96 and 996,583.88 is: 1,375,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,381.05 : 2,501,032.96 = 996,583.88 : x
  2. Step 2: Convert to fraction form
    1,812,381.05/2,501,032.96 = 996,583.88/x
  3. Step 3: Cross multiply
    1,812,381.05x = 2,501,032.96 × 996,583.88
  4. Step 4: Simplify right side
    1,812,381.05x = 2,492,489,131,284.68
  5. Step 5: Solve for x
    x = 2,492,489,131,284.68/1,812,381.05
  6. Step 6: Final answer
    x = 1,375,256.67

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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.