Home / 1,007,756.33-1,511,625.09-408,575.06

Finding the Fourth Proportional to 1,007,756.33, 1,511,625.09 and 408,575.06

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Solution

The fourth proportional to 1,007,756.33, 1,511,625.09 and 408,575.06 is: 612,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,756.33 : 1,511,625.09 = 408,575.06 : x
  2. Step 2: Convert to fraction form
    1,007,756.33/1,511,625.09 = 408,575.06/x
  3. Step 3: Cross multiply
    1,007,756.33x = 1,511,625.09 × 408,575.06
  4. Step 4: Simplify right side
    1,007,756.33x = 617,612,304,286.13
  5. Step 5: Solve for x
    x = 617,612,304,286.13/1,007,756.33
  6. Step 6: Final answer
    x = 612,858.77

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1.5x scale

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.