Home / 2,647,561.40-3,989,007.02-2,395,123.28

Finding the Fourth Proportional to 2,647,561.40, 3,989,007.02 and 2,395,123.28

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Solution

The fourth proportional to 2,647,561.40, 3,989,007.02 and 2,395,123.28 is: 3,608,665.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647,561.40 : 3,989,007.02 = 2,395,123.28 : x
  2. Step 2: Convert to fraction form
    2,647,561.40/3,989,007.02 = 2,395,123.28/x
  3. Step 3: Cross multiply
    2,647,561.40x = 3,989,007.02 × 2,395,123.28
  4. Step 4: Simplify right side
    2,647,561.40x = 9,554,163,577,685.43
  5. Step 5: Solve for x
    x = 9,554,163,577,685.43/2,647,561.40
  6. Step 6: Final answer
    x = 3,608,665.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.