Home / 2,028,979.32-2,799,890.22-1,169,487.48

Finding the Fourth Proportional to 2,028,979.32, 2,799,890.22 and 1,169,487.48

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Solution

The fourth proportional to 2,028,979.32, 2,799,890.22 and 1,169,487.48 is: 1,613,834.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,979.32 : 2,799,890.22 = 1,169,487.48 : x
  2. Step 2: Convert to fraction form
    2,028,979.32/2,799,890.22 = 1,169,487.48/x
  3. Step 3: Cross multiply
    2,028,979.32x = 2,799,890.22 × 1,169,487.48
  4. Step 4: Simplify right side
    2,028,979.32x = 3,274,436,557,664.45
  5. Step 5: Solve for x
    x = 3,274,436,557,664.45/2,028,979.32
  6. Step 6: Final answer
    x = 1,613,834.37

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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.