Home / 2,382,641.22-3,288,070.29-1,294,912.85

Finding the Fourth Proportional to 2,382,641.22, 3,288,070.29 and 1,294,912.85

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Solution

The fourth proportional to 2,382,641.22, 3,288,070.29 and 1,294,912.85 is: 1,786,993.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,641.22 : 3,288,070.29 = 1,294,912.85 : x
  2. Step 2: Convert to fraction form
    2,382,641.22/3,288,070.29 = 1,294,912.85/x
  3. Step 3: Cross multiply
    2,382,641.22x = 3,288,070.29 × 1,294,912.85
  4. Step 4: Simplify right side
    2,382,641.22x = 4,257,764,475,457.06
  5. Step 5: Solve for x
    x = 4,257,764,475,457.06/2,382,641.22
  6. Step 6: Final answer
    x = 1,786,993.54

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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.