Home / 3,793,911.39-5,235,279.78-2,139,967.11

Finding the Fourth Proportional to 3,793,911.39, 5,235,279.78 and 2,139,967.11

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Solution

The fourth proportional to 3,793,911.39, 5,235,279.78 and 2,139,967.11 is: 2,952,975.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,793,911.39 : 5,235,279.78 = 2,139,967.11 : x
  2. Step 2: Convert to fraction form
    3,793,911.39/5,235,279.78 = 2,139,967.11/x
  3. Step 3: Cross multiply
    3,793,911.39x = 5,235,279.78 × 2,139,967.11
  4. Step 4: Simplify right side
    3,793,911.39x = 11,203,326,540,848.04
  5. Step 5: Solve for x
    x = 11,203,326,540,848.04/3,793,911.39
  6. Step 6: Final answer
    x = 2,952,975.28

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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.