Home / 3,680,323-5,079,012.31-2,131,652.26

Finding the Fourth Proportional to 3,680,323, 5,079,012.31 and 2,131,652.26

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Solution

The fourth proportional to 3,680,323, 5,079,012.31 and 2,131,652.26 is: 2,941,776.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,323 : 5,079,012.31 = 2,131,652.26 : x
  2. Step 2: Convert to fraction form
    3,680,323/5,079,012.31 = 2,131,652.26/x
  3. Step 3: Cross multiply
    3,680,323x = 5,079,012.31 × 2,131,652.26
  4. Step 4: Simplify right side
    3,680,323x = 10,826,688,069,179.32
  5. Step 5: Solve for x
    x = 10,826,688,069,179.32/3,680,323
  6. Step 6: Final answer
    x = 2,941,776.60

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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.