Home / 1,111,217.60-1,664,858.10-941,943.80

Finding the Fourth Proportional to 1,111,217.60, 1,664,858.10 and 941,943.80

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Solution

The fourth proportional to 1,111,217.60, 1,664,858.10 and 941,943.80 is: 1,411,247.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,217.60 : 1,664,858.10 = 941,943.80 : x
  2. Step 2: Convert to fraction form
    1,111,217.60/1,664,858.10 = 941,943.80/x
  3. Step 3: Cross multiply
    1,111,217.60x = 1,664,858.10 × 941,943.80
  4. Step 4: Simplify right side
    1,111,217.60x = 1,568,202,765,174.78
  5. Step 5: Solve for x
    x = 1,568,202,765,174.78/1,111,217.60
  6. Step 6: Final answer
    x = 1,411,247.23

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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.