Home / 2,805,867.60-3,873,144.05-2,184,441.47

Finding the Fourth Proportional to 2,805,867.60, 3,873,144.05 and 2,184,441.47

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Solution

The fourth proportional to 2,805,867.60, 3,873,144.05 and 2,184,441.47 is: 3,015,344.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,867.60 : 3,873,144.05 = 2,184,441.47 : x
  2. Step 2: Convert to fraction form
    2,805,867.60/3,873,144.05 = 2,184,441.47/x
  3. Step 3: Cross multiply
    2,805,867.60x = 3,873,144.05 × 2,184,441.47
  4. Step 4: Simplify right side
    2,805,867.60x = 8,460,656,451,815.83
  5. Step 5: Solve for x
    x = 8,460,656,451,815.83/2,805,867.60
  6. Step 6: Final answer
    x = 3,015,344.15

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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.