Home / 3,126,751.81-4,317,610.40-1,967,130.94

Finding the Fourth Proportional to 3,126,751.81, 4,317,610.40 and 1,967,130.94

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Solution

The fourth proportional to 3,126,751.81, 4,317,610.40 and 1,967,130.94 is: 2,716,334.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,751.81 : 4,317,610.40 = 1,967,130.94 : x
  2. Step 2: Convert to fraction form
    3,126,751.81/4,317,610.40 = 1,967,130.94/x
  3. Step 3: Cross multiply
    3,126,751.81x = 4,317,610.40 × 1,967,130.94
  4. Step 4: Simplify right side
    3,126,751.81x = 8,493,305,003,129.45
  5. Step 5: Solve for x
    x = 8,493,305,003,129.45/3,126,751.81
  6. Step 6: Final answer
    x = 2,716,334.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.