Home / 6,474,456.80-9,715,184.40-2,880,778.40

Finding the Fourth Proportional to 6,474,456.80, 9,715,184.40 and 2,880,778.40

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Solution

The fourth proportional to 6,474,456.80, 9,715,184.40 and 2,880,778.40 is: 4,322,724.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,456.80 : 9,715,184.40 = 2,880,778.40 : x
  2. Step 2: Convert to fraction form
    6,474,456.80/9,715,184.40 = 2,880,778.40/x
  3. Step 3: Cross multiply
    6,474,456.80x = 9,715,184.40 × 2,880,778.40
  4. Step 4: Simplify right side
    6,474,456.80x = 27,987,293,371,536.96
  5. Step 5: Solve for x
    x = 27,987,293,371,536.96/6,474,456.80
  6. Step 6: Final answer
    x = 4,322,724.55

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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.