Home / 3,943,889.38-5,442,567.75-2,133,053.38

Finding the Fourth Proportional to 3,943,889.38, 5,442,567.75 and 2,133,053.38

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Solution

The fourth proportional to 3,943,889.38, 5,442,567.75 and 2,133,053.38 is: 2,943,613.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,889.38 : 5,442,567.75 = 2,133,053.38 : x
  2. Step 2: Convert to fraction form
    3,943,889.38/5,442,567.75 = 2,133,053.38/x
  3. Step 3: Cross multiply
    3,943,889.38x = 5,442,567.75 × 2,133,053.38
  4. Step 4: Simplify right side
    3,943,889.38x = 11,609,287,497,138.39
  5. Step 5: Solve for x
    x = 11,609,287,497,138.39/3,943,889.38
  6. Step 6: Final answer
    x = 2,943,613.88

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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.