Home / 1,647,860.20-2,273,784.02-922,738.48

Finding the Fourth Proportional to 1,647,860.20, 2,273,784.02 and 922,738.48

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Solution

The fourth proportional to 1,647,860.20, 2,273,784.02 and 922,738.48 is: 1,273,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,860.20 : 2,273,784.02 = 922,738.48 : x
  2. Step 2: Convert to fraction form
    1,647,860.20/2,273,784.02 = 922,738.48/x
  3. Step 3: Cross multiply
    1,647,860.20x = 2,273,784.02 × 922,738.48
  4. Step 4: Simplify right side
    1,647,860.20x = 2,098,108,005,849.40
  5. Step 5: Solve for x
    x = 2,098,108,005,849.40/1,647,860.20
  6. Step 6: Final answer
    x = 1,273,231.80

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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.