Home / 2,485,482.87-3,429,933.57-1,397,754.12

Finding the Fourth Proportional to 2,485,482.87, 3,429,933.57 and 1,397,754.12

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Solution

The fourth proportional to 2,485,482.87, 3,429,933.57 and 1,397,754.12 is: 1,928,882.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,482.87 : 3,429,933.57 = 1,397,754.12 : x
  2. Step 2: Convert to fraction form
    2,485,482.87/3,429,933.57 = 1,397,754.12/x
  3. Step 3: Cross multiply
    2,485,482.87x = 3,429,933.57 × 1,397,754.12
  4. Step 4: Simplify right side
    2,485,482.87x = 4,794,203,778,793.81
  5. Step 5: Solve for x
    x = 4,794,203,778,793.81/2,485,482.87
  6. Step 6: Final answer
    x = 1,928,882.25

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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.