Home / 2,728,007.20-4,092,010.80-2,308,103.20

Finding the Fourth Proportional to 2,728,007.20, 4,092,010.80 and 2,308,103.20

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Solution

The fourth proportional to 2,728,007.20, 4,092,010.80 and 2,308,103.20 is: 3,462,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,007.20 : 4,092,010.80 = 2,308,103.20 : x
  2. Step 2: Convert to fraction form
    2,728,007.20/4,092,010.80 = 2,308,103.20/x
  3. Step 3: Cross multiply
    2,728,007.20x = 4,092,010.80 × 2,308,103.20
  4. Step 4: Simplify right side
    2,728,007.20x = 9,444,783,221,914.56
  5. Step 5: Solve for x
    x = 9,444,783,221,914.56/2,728,007.20
  6. Step 6: Final answer
    x = 3,462,154.80

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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.