Home / 2,685,343.70-4,028,015.55-2,391,410.90

Finding the Fourth Proportional to 2,685,343.70, 4,028,015.55 and 2,391,410.90

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Solution

The fourth proportional to 2,685,343.70, 4,028,015.55 and 2,391,410.90 is: 3,587,116.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,343.70 : 4,028,015.55 = 2,391,410.90 : x
  2. Step 2: Convert to fraction form
    2,685,343.70/4,028,015.55 = 2,391,410.90/x
  3. Step 3: Cross multiply
    2,685,343.70x = 4,028,015.55 × 2,391,410.90
  4. Step 4: Simplify right side
    2,685,343.70x = 9,632,640,291,639.49
  5. Step 5: Solve for x
    x = 9,632,640,291,639.49/2,685,343.70
  6. Step 6: Final answer
    x = 3,587,116.35

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Similar ratio
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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.