Home / 3,261,013.20-4,891,519.80-1,017,147.60

Finding the Fourth Proportional to 3,261,013.20, 4,891,519.80 and 1,017,147.60

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Solution

The fourth proportional to 3,261,013.20, 4,891,519.80 and 1,017,147.60 is: 1,525,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,013.20 : 4,891,519.80 = 1,017,147.60 : x
  2. Step 2: Convert to fraction form
    3,261,013.20/4,891,519.80 = 1,017,147.60/x
  3. Step 3: Cross multiply
    3,261,013.20x = 4,891,519.80 × 1,017,147.60
  4. Step 4: Simplify right side
    3,261,013.20x = 4,975,397,624,922.48
  5. Step 5: Solve for x
    x = 4,975,397,624,922.48/3,261,013.20
  6. Step 6: Final answer
    x = 1,525,721.40

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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.