Home / 3,549,689.40-5,327,874.90-1,867,999.80

Finding the Fourth Proportional to 3,549,689.40, 5,327,874.90 and 1,867,999.80

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Solution

The fourth proportional to 3,549,689.40, 5,327,874.90 and 1,867,999.80 is: 2,803,757.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,689.40 : 5,327,874.90 = 1,867,999.80 : x
  2. Step 2: Convert to fraction form
    3,549,689.40/5,327,874.90 = 1,867,999.80/x
  3. Step 3: Cross multiply
    3,549,689.40x = 5,327,874.90 × 1,867,999.80
  4. Step 4: Simplify right side
    3,549,689.40x = 9,952,469,247,625.02
  5. Step 5: Solve for x
    x = 9,952,469,247,625.02/3,549,689.40
  6. Step 6: Final answer
    x = 2,803,757.77

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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.