Home / 1,172,356.82-1,757,616.58-462,915.89

Finding the Fourth Proportional to 1,172,356.82, 1,757,616.58 and 462,915.89

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Solution

The fourth proportional to 1,172,356.82, 1,757,616.58 and 462,915.89 is: 694,011.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,356.82 : 1,757,616.58 = 462,915.89 : x
  2. Step 2: Convert to fraction form
    1,172,356.82/1,757,616.58 = 462,915.89/x
  3. Step 3: Cross multiply
    1,172,356.82x = 1,757,616.58 × 462,915.89
  4. Step 4: Simplify right side
    1,172,356.82x = 813,628,633,464.08
  5. Step 5: Solve for x
    x = 813,628,633,464.08/1,172,356.82
  6. Step 6: Final answer
    x = 694,011.09

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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.