Home / 2,319,188.52-3,200,631.53-1,339,168.90

Finding the Fourth Proportional to 2,319,188.52, 3,200,631.53 and 1,339,168.90

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Solution

The fourth proportional to 2,319,188.52, 3,200,631.53 and 1,339,168.90 is: 1,848,140.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,188.52 : 3,200,631.53 = 1,339,168.90 : x
  2. Step 2: Convert to fraction form
    2,319,188.52/3,200,631.53 = 1,339,168.90/x
  3. Step 3: Cross multiply
    2,319,188.52x = 3,200,631.53 × 1,339,168.90
  4. Step 4: Simplify right side
    2,319,188.52x = 4,286,186,205,335.42
  5. Step 5: Solve for x
    x = 4,286,186,205,335.42/2,319,188.52
  6. Step 6: Final answer
    x = 1,848,140.49

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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.