Home / 3,876,241.40-5,817,955.08-1,958,500.47

Finding the Fourth Proportional to 3,876,241.40, 5,817,955.08 and 1,958,500.47

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Solution

The fourth proportional to 3,876,241.40, 5,817,955.08 and 1,958,500.47 is: 2,939,566.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,241.40 : 5,817,955.08 = 1,958,500.47 : x
  2. Step 2: Convert to fraction form
    3,876,241.40/5,817,955.08 = 1,958,500.47/x
  3. Step 3: Cross multiply
    3,876,241.40x = 5,817,955.08 × 1,958,500.47
  4. Step 4: Simplify right side
    3,876,241.40x = 11,394,467,776,764.03
  5. Step 5: Solve for x
    x = 11,394,467,776,764.03/3,876,241.40
  6. Step 6: Final answer
    x = 2,939,566.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.