Home / 3,561,069.31-4,914,268.76-1,929,520.85

Finding the Fourth Proportional to 3,561,069.31, 4,914,268.76 and 1,929,520.85

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Solution

The fourth proportional to 3,561,069.31, 4,914,268.76 and 1,929,520.85 is: 2,662,735.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,069.31 : 4,914,268.76 = 1,929,520.85 : x
  2. Step 2: Convert to fraction form
    3,561,069.31/4,914,268.76 = 1,929,520.85/x
  3. Step 3: Cross multiply
    3,561,069.31x = 4,914,268.76 × 1,929,520.85
  4. Step 4: Simplify right side
    3,561,069.31x = 9,482,184,015,176.11
  5. Step 5: Solve for x
    x = 9,482,184,015,176.11/3,561,069.31
  6. Step 6: Final answer
    x = 2,662,735.04

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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.