Home / 1,344,518.80-2,016,778.20-1,336,645.60

Finding the Fourth Proportional to 1,344,518.80, 2,016,778.20 and 1,336,645.60

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Solution

The fourth proportional to 1,344,518.80, 2,016,778.20 and 1,336,645.60 is: 2,004,968.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,518.80 : 2,016,778.20 = 1,336,645.60 : x
  2. Step 2: Convert to fraction form
    1,344,518.80/2,016,778.20 = 1,336,645.60/x
  3. Step 3: Cross multiply
    1,344,518.80x = 2,016,778.20 × 1,336,645.60
  4. Step 4: Simplify right side
    1,344,518.80x = 2,695,717,707,205.92
  5. Step 5: Solve for x
    x = 2,695,717,707,205.92/1,344,518.80
  6. Step 6: Final answer
    x = 2,004,968.40

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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.