Home / 1,839,690.41-2,536,600.25-1,259,193.78

Finding the Fourth Proportional to 1,839,690.41, 2,536,600.25 and 1,259,193.78

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Solution

The fourth proportional to 1,839,690.41, 2,536,600.25 and 1,259,193.78 is: 1,736,200.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,690.41 : 2,536,600.25 = 1,259,193.78 : x
  2. Step 2: Convert to fraction form
    1,839,690.41/2,536,600.25 = 1,259,193.78/x
  3. Step 3: Cross multiply
    1,839,690.41x = 2,536,600.25 × 1,259,193.78
  4. Step 4: Simplify right side
    1,839,690.41x = 3,194,071,250,850.48
  5. Step 5: Solve for x
    x = 3,194,071,250,850.48/1,839,690.41
  6. Step 6: Final answer
    x = 1,736,200.42

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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.