Home / 2,235,172.07-3,352,758.45-718,821.78

Finding the Fourth Proportional to 2,235,172.07, 3,352,758.45 and 718,821.78

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Solution

The fourth proportional to 2,235,172.07, 3,352,758.45 and 718,821.78 is: 1,078,232.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,172.07 : 3,352,758.45 = 718,821.78 : x
  2. Step 2: Convert to fraction form
    2,235,172.07/3,352,758.45 = 718,821.78/x
  3. Step 3: Cross multiply
    2,235,172.07x = 3,352,758.45 × 718,821.78
  4. Step 4: Simplify right side
    2,235,172.07x = 2,410,035,796,939.04
  5. Step 5: Solve for x
    x = 2,410,035,796,939.04/2,235,172.07
  6. Step 6: Final answer
    x = 1,078,232.78

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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.