Home / 3,517,889.66-4,854,769.93-1,969,112.81

Finding the Fourth Proportional to 3,517,889.66, 4,854,769.93 and 1,969,112.81

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Solution

The fourth proportional to 3,517,889.66, 4,854,769.93 and 1,969,112.81 is: 2,717,421.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517,889.66 : 4,854,769.93 = 1,969,112.81 : x
  2. Step 2: Convert to fraction form
    3,517,889.66/4,854,769.93 = 1,969,112.81/x
  3. Step 3: Cross multiply
    3,517,889.66x = 4,854,769.93 × 1,969,112.81
  4. Step 4: Simplify right side
    3,517,889.66x = 9,559,589,658,765.80
  5. Step 5: Solve for x
    x = 9,559,589,658,765.80/3,517,889.66
  6. Step 6: Final answer
    x = 2,717,421.69

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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.