Home / 3,518,382.94-4,855,335.65-1,990,490.06

Finding the Fourth Proportional to 3,518,382.94, 4,855,335.65 and 1,990,490.06

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Solution

The fourth proportional to 3,518,382.94, 4,855,335.65 and 1,990,490.06 is: 2,746,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518,382.94 : 4,855,335.65 = 1,990,490.06 : x
  2. Step 2: Convert to fraction form
    3,518,382.94/4,855,335.65 = 1,990,490.06/x
  3. Step 3: Cross multiply
    3,518,382.94x = 4,855,335.65 × 1,990,490.06
  4. Step 4: Simplify right side
    3,518,382.94x = 9,664,497,351,474.53
  5. Step 5: Solve for x
    x = 9,664,497,351,474.53/3,518,382.94
  6. Step 6: Final answer
    x = 2,746,857.73

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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.