Home / 4,968,504.72-6,856,084.12-2,874,985.28

Finding the Fourth Proportional to 4,968,504.72, 6,856,084.12 and 2,874,985.28

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Solution

The fourth proportional to 4,968,504.72, 6,856,084.12 and 2,874,985.28 is: 3,967,217.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968,504.72 : 6,856,084.12 = 2,874,985.28 : x
  2. Step 2: Convert to fraction form
    4,968,504.72/6,856,084.12 = 2,874,985.28/x
  3. Step 3: Cross multiply
    4,968,504.72x = 6,856,084.12 × 2,874,985.28
  4. Step 4: Simplify right side
    4,968,504.72x = 19,711,140,923,441.75
  5. Step 5: Solve for x
    x = 19,711,140,923,441.75/4,968,504.72
  6. Step 6: Final answer
    x = 3,967,217.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.