Home / 1,629,396.40-2,444,969.40-682,862.80

Finding the Fourth Proportional to 1,629,396.40, 2,444,969.40 and 682,862.80

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Solution

The fourth proportional to 1,629,396.40, 2,444,969.40 and 682,862.80 is: 1,024,660.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,396.40 : 2,444,969.40 = 682,862.80 : x
  2. Step 2: Convert to fraction form
    1,629,396.40/2,444,969.40 = 682,862.80/x
  3. Step 3: Cross multiply
    1,629,396.40x = 2,444,969.40 × 682,862.80
  4. Step 4: Simplify right side
    1,629,396.40x = 1,669,578,650,398.32
  5. Step 5: Solve for x
    x = 1,669,578,650,398.32/1,629,396.40
  6. Step 6: Final answer
    x = 1,024,660.82

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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.