Home / 3,943,889.25-5,442,567.57-2,133,053.25

Finding the Fourth Proportional to 3,943,889.25, 5,442,567.57 and 2,133,053.25

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Solution

The fourth proportional to 3,943,889.25, 5,442,567.57 and 2,133,053.25 is: 2,943,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,889.25 : 5,442,567.57 = 2,133,053.25 : x
  2. Step 2: Convert to fraction form
    3,943,889.25/5,442,567.57 = 2,133,053.25/x
  3. Step 3: Cross multiply
    3,943,889.25x = 5,442,567.57 × 2,133,053.25
  4. Step 4: Simplify right side
    3,943,889.25x = 11,609,286,443,533.10
  5. Step 5: Solve for x
    x = 11,609,286,443,533.10/3,943,889.25
  6. Step 6: Final answer
    x = 2,943,613.70

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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.