Home / 2,694,621.20-4,041,931.80-2,428,900.70

Finding the Fourth Proportional to 2,694,621.20, 4,041,931.80 and 2,428,900.70

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Solution

The fourth proportional to 2,694,621.20, 4,041,931.80 and 2,428,900.70 is: 3,643,351.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694,621.20 : 4,041,931.80 = 2,428,900.70 : x
  2. Step 2: Convert to fraction form
    2,694,621.20/4,041,931.80 = 2,428,900.70/x
  3. Step 3: Cross multiply
    2,694,621.20x = 4,041,931.80 × 2,428,900.70
  4. Step 4: Simplify right side
    2,694,621.20x = 9,817,450,978,372.26
  5. Step 5: Solve for x
    x = 9,817,450,978,372.26/2,694,621.20
  6. Step 6: Final answer
    x = 3,643,351.05

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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.