Home / 3,839,812.40-5,758,163.40-1,314,167.60

Finding the Fourth Proportional to 3,839,812.40, 5,758,163.40 and 1,314,167.60

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Solution

The fourth proportional to 3,839,812.40, 5,758,163.40 and 1,314,167.60 is: 1,970,719.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839,812.40 : 5,758,163.40 = 1,314,167.60 : x
  2. Step 2: Convert to fraction form
    3,839,812.40/5,758,163.40 = 1,314,167.60/x
  3. Step 3: Cross multiply
    3,839,812.40x = 5,758,163.40 × 1,314,167.60
  4. Step 4: Simplify right side
    3,839,812.40x = 7,567,191,775,785.84
  5. Step 5: Solve for x
    x = 7,567,191,775,785.84/3,839,812.40
  6. Step 6: Final answer
    x = 1,970,719.14

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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.