Home / 5,287,648.25-7,296,998.33-2,873,200.25

Finding the Fourth Proportional to 5,287,648.25, 7,296,998.33 and 2,873,200.25

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Solution

The fourth proportional to 5,287,648.25, 7,296,998.33 and 2,873,200.25 is: 3,965,040.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,287,648.25 : 7,296,998.33 = 2,873,200.25 : x
  2. Step 2: Convert to fraction form
    5,287,648.25/7,296,998.33 = 2,873,200.25/x
  3. Step 3: Cross multiply
    5,287,648.25x = 7,296,998.33 × 2,873,200.25
  4. Step 4: Simplify right side
    5,287,648.25x = 20,965,737,426,005.58
  5. Step 5: Solve for x
    x = 20,965,737,426,005.58/5,287,648.25
  6. Step 6: Final answer
    x = 3,965,040.12

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Double scale
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Similar ratio
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1.5x scale

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.