Home / 2,213,403.20-3,320,104.80-1,814,494.40

Finding the Fourth Proportional to 2,213,403.20, 3,320,104.80 and 1,814,494.40

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Solution

The fourth proportional to 2,213,403.20, 3,320,104.80 and 1,814,494.40 is: 2,721,741.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,403.20 : 3,320,104.80 = 1,814,494.40 : x
  2. Step 2: Convert to fraction form
    2,213,403.20/3,320,104.80 = 1,814,494.40/x
  3. Step 3: Cross multiply
    2,213,403.20x = 3,320,104.80 × 1,814,494.40
  4. Step 4: Simplify right side
    2,213,403.20x = 6,024,311,567,013.12
  5. Step 5: Solve for x
    x = 6,024,311,567,013.12/2,213,403.20
  6. Step 6: Final answer
    x = 2,721,741.60

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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.