Home / 1,647,674.40-2,274,029.38-922,568.84

Finding the Fourth Proportional to 1,647,674.40, 2,274,029.38 and 922,568.84

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Solution

The fourth proportional to 1,647,674.40, 2,274,029.38 and 922,568.84 is: 1,273,278.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,674.40 : 2,274,029.38 = 922,568.84 : x
  2. Step 2: Convert to fraction form
    1,647,674.40/2,274,029.38 = 922,568.84/x
  3. Step 3: Cross multiply
    1,647,674.40x = 2,274,029.38 × 922,568.84
  4. Step 4: Simplify right side
    1,647,674.40x = 2,097,948,654,070.80
  5. Step 5: Solve for x
    x = 2,097,948,654,070.80/1,647,674.40
  6. Step 6: Final answer
    x = 1,273,278.66

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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.