Home / 3,206,917.22-4,810,600.38-1,287,828.32

Finding the Fourth Proportional to 3,206,917.22, 4,810,600.38 and 1,287,828.32

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Solution

The fourth proportional to 3,206,917.22, 4,810,600.38 and 1,287,828.32 is: 1,931,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206,917.22 : 4,810,600.38 = 1,287,828.32 : x
  2. Step 2: Convert to fraction form
    3,206,917.22/4,810,600.38 = 1,287,828.32/x
  3. Step 3: Cross multiply
    3,206,917.22x = 4,810,600.38 × 1,287,828.32
  4. Step 4: Simplify right side
    3,206,917.22x = 6,195,227,405,566.76
  5. Step 5: Solve for x
    x = 6,195,227,405,566.76/3,206,917.22
  6. Step 6: Final answer
    x = 1,931,832.65

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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.