Home / 3,839,881.40-5,758,266.90-1,314,236.60

Finding the Fourth Proportional to 3,839,881.40, 5,758,266.90 and 1,314,236.60

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Solution

The fourth proportional to 3,839,881.40, 5,758,266.90 and 1,314,236.60 is: 1,970,822.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839,881.40 : 5,758,266.90 = 1,314,236.60 : x
  2. Step 2: Convert to fraction form
    3,839,881.40/5,758,266.90 = 1,314,236.60/x
  3. Step 3: Cross multiply
    3,839,881.40x = 5,758,266.90 × 1,314,236.60
  4. Step 4: Simplify right side
    3,839,881.40x = 7,567,725,112,548.54
  5. Step 5: Solve for x
    x = 7,567,725,112,548.54/3,839,881.40
  6. Step 6: Final answer
    x = 1,970,822.62

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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.