Home / 4,751,600.72-7,126,768.76-1,340,161.28

Finding the Fourth Proportional to 4,751,600.72, 7,126,768.76 and 1,340,161.28

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Solution

The fourth proportional to 4,751,600.72, 7,126,768.76 and 1,340,161.28 is: 2,010,063.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751,600.72 : 7,126,768.76 = 1,340,161.28 : x
  2. Step 2: Convert to fraction form
    4,751,600.72/7,126,768.76 = 1,340,161.28/x
  3. Step 3: Cross multiply
    4,751,600.72x = 7,126,768.76 × 1,340,161.28
  4. Step 4: Simplify right side
    4,751,600.72x = 9,551,019,543,665.61
  5. Step 5: Solve for x
    x = 9,551,019,543,665.61/4,751,600.72
  6. Step 6: Final answer
    x = 2,010,063.58

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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.