Home / 3,419,117.70-5,128,676.55-3,088,443.30

Finding the Fourth Proportional to 3,419,117.70, 5,128,676.55 and 3,088,443.30

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Solution

The fourth proportional to 3,419,117.70, 5,128,676.55 and 3,088,443.30 is: 4,632,664.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,117.70 : 5,128,676.55 = 3,088,443.30 : x
  2. Step 2: Convert to fraction form
    3,419,117.70/5,128,676.55 = 3,088,443.30/x
  3. Step 3: Cross multiply
    3,419,117.70x = 5,128,676.55 × 3,088,443.30
  4. Step 4: Simplify right side
    3,419,117.70x = 15,839,626,728,714.61
  5. Step 5: Solve for x
    x = 15,839,626,728,714.61/3,419,117.70
  6. Step 6: Final answer
    x = 4,632,664.95

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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.