Home / 3,238,189.80-4,860,222.30-1,641,863.40

Finding the Fourth Proportional to 3,238,189.80, 4,860,222.30 and 1,641,863.40

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Solution

The fourth proportional to 3,238,189.80, 4,860,222.30 and 1,641,863.40 is: 2,464,284.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,189.80 : 4,860,222.30 = 1,641,863.40 : x
  2. Step 2: Convert to fraction form
    3,238,189.80/4,860,222.30 = 1,641,863.40/x
  3. Step 3: Cross multiply
    3,238,189.80x = 4,860,222.30 × 1,641,863.40
  4. Step 4: Simplify right side
    3,238,189.80x = 7,979,821,110,233.82
  5. Step 5: Solve for x
    x = 7,979,821,110,233.82/3,238,189.80
  6. Step 6: Final answer
    x = 2,464,284.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.