Home / 2,259,029-3,117,481.90-1,240,455.62

Finding the Fourth Proportional to 2,259,029, 3,117,481.90 and 1,240,455.62

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Solution

The fourth proportional to 2,259,029, 3,117,481.90 and 1,240,455.62 is: 1,711,840.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259,029 : 3,117,481.90 = 1,240,455.62 : x
  2. Step 2: Convert to fraction form
    2,259,029/3,117,481.90 = 1,240,455.62/x
  3. Step 3: Cross multiply
    2,259,029x = 3,117,481.90 × 1,240,455.62
  4. Step 4: Simplify right side
    2,259,029x = 3,867,097,943,103.28
  5. Step 5: Solve for x
    x = 3,867,097,943,103.28/2,259,029
  6. Step 6: Final answer
    x = 1,711,840.77

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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.