Home / 2,929,870.40-4,396,117.80-1,331,610.80

Finding the Fourth Proportional to 2,929,870.40, 4,396,117.80 and 1,331,610.80

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Solution

The fourth proportional to 2,929,870.40, 4,396,117.80 and 1,331,610.80 is: 1,998,012.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,870.40 : 4,396,117.80 = 1,331,610.80 : x
  2. Step 2: Convert to fraction form
    2,929,870.40/4,396,117.80 = 1,331,610.80/x
  3. Step 3: Cross multiply
    2,929,870.40x = 4,396,117.80 × 1,331,610.80
  4. Step 4: Simplify right side
    2,929,870.40x = 5,853,917,940,552.24
  5. Step 5: Solve for x
    x = 5,853,917,940,552.24/2,929,870.40
  6. Step 6: Final answer
    x = 1,998,012.59

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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.