Home / 3,557,965.74-4,909,932.84-1,926,359.91

Finding the Fourth Proportional to 3,557,965.74, 4,909,932.84 and 1,926,359.91

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Solution

The fourth proportional to 3,557,965.74, 4,909,932.84 and 1,926,359.91 is: 2,658,344.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,965.74 : 4,909,932.84 = 1,926,359.91 : x
  2. Step 2: Convert to fraction form
    3,557,965.74/4,909,932.84 = 1,926,359.91/x
  3. Step 3: Cross multiply
    3,557,965.74x = 4,909,932.84 × 1,926,359.91
  4. Step 4: Simplify right side
    3,557,965.74x = 9,458,297,783,768.44
  5. Step 5: Solve for x
    x = 9,458,297,783,768.44/3,557,965.74
  6. Step 6: Final answer
    x = 2,658,344.25

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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.