Home / 4,983,140.76-6,876,652-2,807,906.80

Finding the Fourth Proportional to 4,983,140.76, 6,876,652 and 2,807,906.80

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Solution

The fourth proportional to 4,983,140.76, 6,876,652 and 2,807,906.80 is: 3,874,865.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983,140.76 : 6,876,652 = 2,807,906.80 : x
  2. Step 2: Convert to fraction form
    4,983,140.76/6,876,652 = 2,807,906.80/x
  3. Step 3: Cross multiply
    4,983,140.76x = 6,876,652 × 2,807,906.80
  4. Step 4: Simplify right side
    4,983,140.76x = 19,308,997,912,033.60
  5. Step 5: Solve for x
    x = 19,308,997,912,033.60/4,983,140.76
  6. Step 6: Final answer
    x = 3,874,865.04

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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.