Home / 1,324,515.12-1,827,869.94-938,022

Finding the Fourth Proportional to 1,324,515.12, 1,827,869.94 and 938,022

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Solution

The fourth proportional to 1,324,515.12, 1,827,869.94 and 938,022 is: 1,294,498.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,515.12 : 1,827,869.94 = 938,022 : x
  2. Step 2: Convert to fraction form
    1,324,515.12/1,827,869.94 = 938,022/x
  3. Step 3: Cross multiply
    1,324,515.12x = 1,827,869.94 × 938,022
  4. Step 4: Simplify right side
    1,324,515.12x = 1,714,582,216,858.68
  5. Step 5: Solve for x
    x = 1,714,582,216,858.68/1,324,515.12
  6. Step 6: Final answer
    x = 1,294,498.03

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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.