Home / 2,740,493.74-3,781,565.84-1,579,109.26

Finding the Fourth Proportional to 2,740,493.74, 3,781,565.84 and 1,579,109.26

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Solution

The fourth proportional to 2,740,493.74, 3,781,565.84 and 1,579,109.26 is: 2,178,988.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,493.74 : 3,781,565.84 = 1,579,109.26 : x
  2. Step 2: Convert to fraction form
    2,740,493.74/3,781,565.84 = 1,579,109.26/x
  3. Step 3: Cross multiply
    2,740,493.74x = 3,781,565.84 × 1,579,109.26
  4. Step 4: Simplify right side
    2,740,493.74x = 5,971,505,635,243.68
  5. Step 5: Solve for x
    x = 5,971,505,635,243.68/2,740,493.74
  6. Step 6: Final answer
    x = 2,178,988.97

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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.