Home / 1,939,736.88-2,676,919.86-1,080,297

Finding the Fourth Proportional to 1,939,736.88, 2,676,919.86 and 1,080,297

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Solution

The fourth proportional to 1,939,736.88, 2,676,919.86 and 1,080,297 is: 1,490,856.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,736.88 : 2,676,919.86 = 1,080,297 : x
  2. Step 2: Convert to fraction form
    1,939,736.88/2,676,919.86 = 1,080,297/x
  3. Step 3: Cross multiply
    1,939,736.88x = 2,676,919.86 × 1,080,297
  4. Step 4: Simplify right side
    1,939,736.88x = 2,891,868,493,998.42
  5. Step 5: Solve for x
    x = 2,891,868,493,998.42/1,939,736.88
  6. Step 6: Final answer
    x = 1,490,856.07

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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.