Home / 3,517,893.15-4,854,774.78-1,969,116.33

Finding the Fourth Proportional to 3,517,893.15, 4,854,774.78 and 1,969,116.33

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Solution

The fourth proportional to 3,517,893.15, 4,854,774.78 and 1,969,116.33 is: 2,717,426.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517,893.15 : 4,854,774.78 = 1,969,116.33 : x
  2. Step 2: Convert to fraction form
    3,517,893.15/4,854,774.78 = 1,969,116.33/x
  3. Step 3: Cross multiply
    3,517,893.15x = 4,854,774.78 × 1,969,116.33
  4. Step 4: Simplify right side
    3,517,893.15x = 9,559,616,297,770.16
  5. Step 5: Solve for x
    x = 9,559,616,297,770.16/3,517,893.15
  6. Step 6: Final answer
    x = 2,717,426.56

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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.