Home / 1,075,415.73-1,483,244.78-667,758.93

Finding the Fourth Proportional to 1,075,415.73, 1,483,244.78 and 667,758.93

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Solution

The fourth proportional to 1,075,415.73, 1,483,244.78 and 667,758.93 is: 920,992.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,415.73 : 1,483,244.78 = 667,758.93 : x
  2. Step 2: Convert to fraction form
    1,075,415.73/1,483,244.78 = 667,758.93/x
  3. Step 3: Cross multiply
    1,075,415.73x = 1,483,244.78 × 667,758.93
  4. Step 4: Simplify right side
    1,075,415.73x = 990,449,943,882.09
  5. Step 5: Solve for x
    x = 990,449,943,882.09/1,075,415.73
  6. Step 6: Final answer
    x = 920,992.61

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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.