Home / 2,915,166.78-4,022,936.28-1,625,974.02

Finding the Fourth Proportional to 2,915,166.78, 4,022,936.28 and 1,625,974.02

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Solution

The fourth proportional to 2,915,166.78, 4,022,936.28 and 1,625,974.02 is: 2,243,847.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,166.78 : 4,022,936.28 = 1,625,974.02 : x
  2. Step 2: Convert to fraction form
    2,915,166.78/4,022,936.28 = 1,625,974.02/x
  3. Step 3: Cross multiply
    2,915,166.78x = 4,022,936.28 × 1,625,974.02
  4. Step 4: Simplify right side
    2,915,166.78x = 6,541,189,875,395.45
  5. Step 5: Solve for x
    x = 6,541,189,875,395.45/2,915,166.78
  6. Step 6: Final answer
    x = 2,243,847.56

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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.