Home / 2,885,451.57-3,981,577.01-1,662,157.17

Finding the Fourth Proportional to 2,885,451.57, 3,981,577.01 and 1,662,157.17

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Solution

The fourth proportional to 2,885,451.57, 3,981,577.01 and 1,662,157.17 is: 2,293,577.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,451.57 : 3,981,577.01 = 1,662,157.17 : x
  2. Step 2: Convert to fraction form
    2,885,451.57/3,981,577.01 = 1,662,157.17/x
  3. Step 3: Cross multiply
    2,885,451.57x = 3,981,577.01 × 1,662,157.17
  4. Step 4: Simplify right side
    2,885,451.57x = 6,618,006,766,767.88
  5. Step 5: Solve for x
    x = 6,618,006,766,767.88/2,885,451.57
  6. Step 6: Final answer
    x = 2,293,577.49

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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.