Home / 2,652,586.72-3,980,512.08-2,109,626.08

Finding the Fourth Proportional to 2,652,586.72, 3,980,512.08 and 2,109,626.08

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Solution

The fourth proportional to 2,652,586.72, 3,980,512.08 and 2,109,626.08 is: 3,165,737.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652,586.72 : 3,980,512.08 = 2,109,626.08 : x
  2. Step 2: Convert to fraction form
    2,652,586.72/3,980,512.08 = 2,109,626.08/x
  3. Step 3: Cross multiply
    2,652,586.72x = 3,980,512.08 × 2,109,626.08
  4. Step 4: Simplify right side
    2,652,586.72x = 8,397,392,095,723.05
  5. Step 5: Solve for x
    x = 8,397,392,095,723.05/2,652,586.72
  6. Step 6: Final answer
    x = 3,165,737.06

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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.