Home / 5,098,011.20-7,647,016.80-2,830,529.60

Finding the Fourth Proportional to 5,098,011.20, 7,647,016.80 and 2,830,529.60

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Solution

The fourth proportional to 5,098,011.20, 7,647,016.80 and 2,830,529.60 is: 4,245,794.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098,011.20 : 7,647,016.80 = 2,830,529.60 : x
  2. Step 2: Convert to fraction form
    5,098,011.20/7,647,016.80 = 2,830,529.60/x
  3. Step 3: Cross multiply
    5,098,011.20x = 7,647,016.80 × 2,830,529.60
  4. Step 4: Simplify right side
    5,098,011.20x = 21,645,107,404,097.28
  5. Step 5: Solve for x
    x = 21,645,107,404,097.28/5,098,011.20
  6. Step 6: Final answer
    x = 4,245,794.40

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Similar ratio
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1.5x scale

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.