Home / 2,740,519.73-4,108,911.19-1,390,078.33

Finding the Fourth Proportional to 2,740,519.73, 4,108,911.19 and 1,390,078.33

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Solution

The fourth proportional to 2,740,519.73, 4,108,911.19 and 1,390,078.33 is: 2,084,169.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,519.73 : 4,108,911.19 = 1,390,078.33 : x
  2. Step 2: Convert to fraction form
    2,740,519.73/4,108,911.19 = 1,390,078.33/x
  3. Step 3: Cross multiply
    2,740,519.73x = 4,108,911.19 × 1,390,078.33
  4. Step 4: Simplify right side
    2,740,519.73x = 5,711,708,391,366.04
  5. Step 5: Solve for x
    x = 5,711,708,391,366.04/2,740,519.73
  6. Step 6: Final answer
    x = 2,084,169.77

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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.