Home / 1,628,669.88-2,247,567.08-903,517.62

Finding the Fourth Proportional to 1,628,669.88, 2,247,567.08 and 903,517.62

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Solution

The fourth proportional to 1,628,669.88, 2,247,567.08 and 903,517.62 is: 1,246,855.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,669.88 : 2,247,567.08 = 903,517.62 : x
  2. Step 2: Convert to fraction form
    1,628,669.88/2,247,567.08 = 903,517.62/x
  3. Step 3: Cross multiply
    1,628,669.88x = 2,247,567.08 × 903,517.62
  4. Step 4: Simplify right side
    1,628,669.88x = 2,030,716,458,911.95
  5. Step 5: Solve for x
    x = 2,030,716,458,911.95/1,628,669.88
  6. Step 6: Final answer
    x = 1,246,855.78

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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.