Home / 4,817,845.53-7,228,659.74-2,120,278.64

Finding the Fourth Proportional to 4,817,845.53, 7,228,659.74 and 2,120,278.64

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Solution

The fourth proportional to 4,817,845.53, 7,228,659.74 and 2,120,278.64 is: 3,181,250.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817,845.53 : 7,228,659.74 = 2,120,278.64 : x
  2. Step 2: Convert to fraction form
    4,817,845.53/7,228,659.74 = 2,120,278.64/x
  3. Step 3: Cross multiply
    4,817,845.53x = 7,228,659.74 × 2,120,278.64
  4. Step 4: Simplify right side
    4,817,845.53x = 15,326,772,795,805.26
  5. Step 5: Solve for x
    x = 15,326,772,795,805.26/4,817,845.53
  6. Step 6: Final answer
    x = 3,181,250.35

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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.