Home / 2,060,916.81-3,091,383.12-861,998.10

Finding the Fourth Proportional to 2,060,916.81, 3,091,383.12 and 861,998.10

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Solution

The fourth proportional to 2,060,916.81, 3,091,383.12 and 861,998.10 is: 1,293,000.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060,916.81 : 3,091,383.12 = 861,998.10 : x
  2. Step 2: Convert to fraction form
    2,060,916.81/3,091,383.12 = 861,998.10/x
  3. Step 3: Cross multiply
    2,060,916.81x = 3,091,383.12 × 861,998.10
  4. Step 4: Simplify right side
    2,060,916.81x = 2,664,766,375,812.07
  5. Step 5: Solve for x
    x = 2,664,766,375,812.07/2,060,916.81
  6. Step 6: Final answer
    x = 1,293,000.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.