Home / 1,007,757.57-1,511,626.95-408,576.30

Finding the Fourth Proportional to 1,007,757.57, 1,511,626.95 and 408,576.30

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Solution

The fourth proportional to 1,007,757.57, 1,511,626.95 and 408,576.30 is: 612,860.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,757.57 : 1,511,626.95 = 408,576.30 : x
  2. Step 2: Convert to fraction form
    1,007,757.57/1,511,626.95 = 408,576.30/x
  3. Step 3: Cross multiply
    1,007,757.57x = 1,511,626.95 × 408,576.30
  4. Step 4: Simplify right side
    1,007,757.57x = 617,614,946,211.29
  5. Step 5: Solve for x
    x = 617,614,946,211.29/1,007,757.57
  6. Step 6: Final answer
    x = 612,860.64

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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.