Home / 2,319,187.52-3,200,630.15-1,339,167.90

Finding the Fourth Proportional to 2,319,187.52, 3,200,630.15 and 1,339,167.90

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Solution

The fourth proportional to 2,319,187.52, 3,200,630.15 and 1,339,167.90 is: 1,848,139.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,187.52 : 3,200,630.15 = 1,339,167.90 : x
  2. Step 2: Convert to fraction form
    2,319,187.52/3,200,630.15 = 1,339,167.90/x
  3. Step 3: Cross multiply
    2,319,187.52x = 3,200,630.15 × 1,339,167.90
  4. Step 4: Simplify right side
    2,319,187.52x = 4,286,181,149,956.35
  5. Step 5: Solve for x
    x = 4,286,181,149,956.35/2,319,187.52
  6. Step 6: Final answer
    x = 1,848,139.11

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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.