Home / 2,290,817.44-3,162,909.60-1,431,763.84

Finding the Fourth Proportional to 2,290,817.44, 3,162,909.60 and 1,431,763.84

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Solution

The fourth proportional to 2,290,817.44, 3,162,909.60 and 1,431,763.84 is: 1,976,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,817.44 : 3,162,909.60 = 1,431,763.84 : x
  2. Step 2: Convert to fraction form
    2,290,817.44/3,162,909.60 = 1,431,763.84/x
  3. Step 3: Cross multiply
    2,290,817.44x = 3,162,909.60 × 1,431,763.84
  4. Step 4: Simplify right side
    2,290,817.44x = 4,528,539,594,468.86
  5. Step 5: Solve for x
    x = 4,528,539,594,468.86/2,290,817.44
  6. Step 6: Final answer
    x = 1,976,822.56

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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.