Home / 3,362,821.68-4,640,796.48-1,912,726.06

Finding the Fourth Proportional to 3,362,821.68, 4,640,796.48 and 1,912,726.06

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Solution

The fourth proportional to 3,362,821.68, 4,640,796.48 and 1,912,726.06 is: 2,639,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362,821.68 : 4,640,796.48 = 1,912,726.06 : x
  2. Step 2: Convert to fraction form
    3,362,821.68/4,640,796.48 = 1,912,726.06/x
  3. Step 3: Cross multiply
    3,362,821.68x = 4,640,796.48 × 1,912,726.06
  4. Step 4: Simplify right side
    3,362,821.68x = 8,876,572,366,452.27
  5. Step 5: Solve for x
    x = 8,876,572,366,452.27/3,362,821.68
  6. Step 6: Final answer
    x = 2,639,620.30

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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.