Home / 2,895,505.68-3,994,137.71-1,805,885.54

Finding the Fourth Proportional to 2,895,505.68, 3,994,137.71 and 1,805,885.54

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Solution

The fourth proportional to 2,895,505.68, 3,994,137.71 and 1,805,885.54 is: 2,491,086.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,505.68 : 3,994,137.71 = 1,805,885.54 : x
  2. Step 2: Convert to fraction form
    2,895,505.68/3,994,137.71 = 1,805,885.54/x
  3. Step 3: Cross multiply
    2,895,505.68x = 3,994,137.71 × 1,805,885.54
  4. Step 4: Simplify right side
    2,895,505.68x = 7,212,955,535,257.71
  5. Step 5: Solve for x
    x = 7,212,955,535,257.71/2,895,505.68
  6. Step 6: Final answer
    x = 2,491,086.65

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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.