Home / 3,608,748.87-4,980,073.33-1,977,218.02

Finding the Fourth Proportional to 3,608,748.87, 4,980,073.33 and 1,977,218.02

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Solution

The fourth proportional to 3,608,748.87, 4,980,073.33 and 1,977,218.02 is: 2,728,560.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,748.87 : 4,980,073.33 = 1,977,218.02 : x
  2. Step 2: Convert to fraction form
    3,608,748.87/4,980,073.33 = 1,977,218.02/x
  3. Step 3: Cross multiply
    3,608,748.87x = 4,980,073.33 × 1,977,218.02
  4. Step 4: Simplify right side
    3,608,748.87x = 9,846,690,711,604.18
  5. Step 5: Solve for x
    x = 9,846,690,711,604.18/3,608,748.87
  6. Step 6: Final answer
    x = 2,728,560.80

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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.