Home / 3,260,415.80-4,886,687.10-1,662,156.20

Finding the Fourth Proportional to 3,260,415.80, 4,886,687.10 and 1,662,156.20

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Solution

The fourth proportional to 3,260,415.80, 4,886,687.10 and 1,662,156.20 is: 2,491,227.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,415.80 : 4,886,687.10 = 1,662,156.20 : x
  2. Step 2: Convert to fraction form
    3,260,415.80/4,886,687.10 = 1,662,156.20/x
  3. Step 3: Cross multiply
    3,260,415.80x = 4,886,687.10 × 1,662,156.20
  4. Step 4: Simplify right side
    3,260,415.80x = 8,122,437,260,725.02
  5. Step 5: Solve for x
    x = 8,122,437,260,725.02/3,260,415.80
  6. Step 6: Final answer
    x = 2,491,227.43

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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.