Home / 2,875,276.78-3,967,893.05-1,586,098.60

Finding the Fourth Proportional to 2,875,276.78, 3,967,893.05 and 1,586,098.60

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Solution

The fourth proportional to 2,875,276.78, 3,967,893.05 and 1,586,098.60 is: 2,188,822.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,276.78 : 3,967,893.05 = 1,586,098.60 : x
  2. Step 2: Convert to fraction form
    2,875,276.78/3,967,893.05 = 1,586,098.60/x
  3. Step 3: Cross multiply
    2,875,276.78x = 3,967,893.05 × 1,586,098.60
  4. Step 4: Simplify right side
    2,875,276.78x = 6,293,469,593,704.50
  5. Step 5: Solve for x
    x = 6,293,469,593,704.50/2,875,276.78
  6. Step 6: Final answer
    x = 2,188,822.18

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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.