Home / 2,396,986.31-3,307,821.45-1,309,258.58

Finding the Fourth Proportional to 2,396,986.31, 3,307,821.45 and 1,309,258.58

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Solution

The fourth proportional to 2,396,986.31, 3,307,821.45 and 1,309,258.58 is: 1,806,766.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,396,986.31 : 3,307,821.45 = 1,309,258.58 : x
  2. Step 2: Convert to fraction form
    2,396,986.31/3,307,821.45 = 1,309,258.58/x
  3. Step 3: Cross multiply
    2,396,986.31x = 3,307,821.45 × 1,309,258.58
  4. Step 4: Simplify right side
    2,396,986.31x = 4,330,793,597,981.43
  5. Step 5: Solve for x
    x = 4,330,793,597,981.43/2,396,986.31
  6. Step 6: Final answer
    x = 1,806,766.10

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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.