Home / 2,042,340.80-3,063,626.40-622,443.20

Finding the Fourth Proportional to 2,042,340.80, 3,063,626.40 and 622,443.20

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Solution

The fourth proportional to 2,042,340.80, 3,063,626.40 and 622,443.20 is: 933,699.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,340.80 : 3,063,626.40 = 622,443.20 : x
  2. Step 2: Convert to fraction form
    2,042,340.80/3,063,626.40 = 622,443.20/x
  3. Step 3: Cross multiply
    2,042,340.80x = 3,063,626.40 × 622,443.20
  4. Step 4: Simplify right side
    2,042,340.80x = 1,906,933,420,020.48
  5. Step 5: Solve for x
    x = 1,906,933,420,020.48/2,042,340.80
  6. Step 6: Final answer
    x = 933,699.91

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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.