Home / 3,580,665.15-5,370,997.73-3,425,169.45

Finding the Fourth Proportional to 3,580,665.15, 5,370,997.73 and 3,425,169.45

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Solution

The fourth proportional to 3,580,665.15, 5,370,997.73 and 3,425,169.45 is: 5,137,754.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,665.15 : 5,370,997.73 = 3,425,169.45 : x
  2. Step 2: Convert to fraction form
    3,580,665.15/5,370,997.73 = 3,425,169.45/x
  3. Step 3: Cross multiply
    3,580,665.15x = 5,370,997.73 × 3,425,169.45
  4. Step 4: Simplify right side
    3,580,665.15x = 18,396,577,323,689.50
  5. Step 5: Solve for x
    x = 18,396,577,323,689.50/3,580,665.15
  6. Step 6: Final answer
    x = 5,137,754.18

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.