Home / 2,489,708.80-3,734,044.80-1,069,811.20

Finding the Fourth Proportional to 2,489,708.80, 3,734,044.80 and 1,069,811.20

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Solution

The fourth proportional to 2,489,708.80, 3,734,044.80 and 1,069,811.20 is: 1,604,494.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,708.80 : 3,734,044.80 = 1,069,811.20 : x
  2. Step 2: Convert to fraction form
    2,489,708.80/3,734,044.80 = 1,069,811.20/x
  3. Step 3: Cross multiply
    2,489,708.80x = 3,734,044.80 × 1,069,811.20
  4. Step 4: Simplify right side
    2,489,708.80x = 3,994,722,948,341.76
  5. Step 5: Solve for x
    x = 3,994,722,948,341.76/2,489,708.80
  6. Step 6: Final answer
    x = 1,604,494.05

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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.