Home / 2,620,449.93-3,929,337.19-1,199,287.52

Finding the Fourth Proportional to 2,620,449.93, 3,929,337.19 and 1,199,287.52

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Solution

The fourth proportional to 2,620,449.93, 3,929,337.19 and 1,199,287.52 is: 1,798,319.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,449.93 : 3,929,337.19 = 1,199,287.52 : x
  2. Step 2: Convert to fraction form
    2,620,449.93/3,929,337.19 = 1,199,287.52/x
  3. Step 3: Cross multiply
    2,620,449.93x = 3,929,337.19 × 1,199,287.52
  4. Step 4: Simplify right side
    2,620,449.93x = 4,712,405,043,680.31
  5. Step 5: Solve for x
    x = 4,712,405,043,680.31/2,620,449.93
  6. Step 6: Final answer
    x = 1,798,319.05

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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.