Home / 1,867,039.72-2,801,057.92-669,083.12

Finding the Fourth Proportional to 1,867,039.72, 2,801,057.92 and 669,083.12

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Solution

The fourth proportional to 1,867,039.72, 2,801,057.92 and 669,083.12 is: 1,003,803.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,039.72 : 2,801,057.92 = 669,083.12 : x
  2. Step 2: Convert to fraction form
    1,867,039.72/2,801,057.92 = 669,083.12/x
  3. Step 3: Cross multiply
    1,867,039.72x = 2,801,057.92 × 669,083.12
  4. Step 4: Simplify right side
    1,867,039.72x = 1,874,140,572,414.31
  5. Step 5: Solve for x
    x = 1,874,140,572,414.31/1,867,039.72
  6. Step 6: Final answer
    x = 1,003,803.27

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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.