Home / 2,319,189.52-3,200,632.91-1,339,169.90

Finding the Fourth Proportional to 2,319,189.52, 3,200,632.91 and 1,339,169.90

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Solution

The fourth proportional to 2,319,189.52, 3,200,632.91 and 1,339,169.90 is: 1,848,141.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,189.52 : 3,200,632.91 = 1,339,169.90 : x
  2. Step 2: Convert to fraction form
    2,319,189.52/3,200,632.91 = 1,339,169.90/x
  3. Step 3: Cross multiply
    2,319,189.52x = 3,200,632.91 × 1,339,169.90
  4. Step 4: Simplify right side
    2,319,189.52x = 4,286,191,254,021.41
  5. Step 5: Solve for x
    x = 4,286,191,254,021.41/2,319,189.52
  6. Step 6: Final answer
    x = 1,848,141.87

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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.