Home / 2,597,999.70-3,896,999.55-1,478,255.70

Finding the Fourth Proportional to 2,597,999.70, 3,896,999.55 and 1,478,255.70

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Solution

The fourth proportional to 2,597,999.70, 3,896,999.55 and 1,478,255.70 is: 2,217,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,597,999.70 : 3,896,999.55 = 1,478,255.70 : x
  2. Step 2: Convert to fraction form
    2,597,999.70/3,896,999.55 = 1,478,255.70/x
  3. Step 3: Cross multiply
    2,597,999.70x = 3,896,999.55 × 1,478,255.70
  4. Step 4: Simplify right side
    2,597,999.70x = 5,760,761,797,684.94
  5. Step 5: Solve for x
    x = 5,760,761,797,684.94/2,597,999.70
  6. Step 6: Final answer
    x = 2,217,383.55

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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.