Home / 2,707,447.68-4,061,171.52-1,378,684.80

Finding the Fourth Proportional to 2,707,447.68, 4,061,171.52 and 1,378,684.80

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Solution

The fourth proportional to 2,707,447.68, 4,061,171.52 and 1,378,684.80 is: 2,068,027.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707,447.68 : 4,061,171.52 = 1,378,684.80 : x
  2. Step 2: Convert to fraction form
    2,707,447.68/4,061,171.52 = 1,378,684.80/x
  3. Step 3: Cross multiply
    2,707,447.68x = 4,061,171.52 × 1,378,684.80
  4. Step 4: Simplify right side
    2,707,447.68x = 5,599,075,444,816.90
  5. Step 5: Solve for x
    x = 5,599,075,444,816.90/2,707,447.68
  6. Step 6: Final answer
    x = 2,068,027.20

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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.