Home / 1,990,546.58-2,746,872.82-1,119,356.51

Finding the Fourth Proportional to 1,990,546.58, 2,746,872.82 and 1,119,356.51

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Solution

The fourth proportional to 1,990,546.58, 2,746,872.82 and 1,119,356.51 is: 1,544,666.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,546.58 : 2,746,872.82 = 1,119,356.51 : x
  2. Step 2: Convert to fraction form
    1,990,546.58/2,746,872.82 = 1,119,356.51/x
  3. Step 3: Cross multiply
    1,990,546.58x = 2,746,872.82 × 1,119,356.51
  4. Step 4: Simplify right side
    1,990,546.58x = 3,074,729,973,209.06
  5. Step 5: Solve for x
    x = 3,074,729,973,209.06/1,990,546.58
  6. Step 6: Final answer
    x = 1,544,666.18

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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.