Home / 1,433,829-1,978,452.42-821,869.08

Finding the Fourth Proportional to 1,433,829, 1,978,452.42 and 821,869.08

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Solution

The fourth proportional to 1,433,829, 1,978,452.42 and 821,869.08 is: 1,134,046.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,829 : 1,978,452.42 = 821,869.08 : x
  2. Step 2: Convert to fraction form
    1,433,829/1,978,452.42 = 821,869.08/x
  3. Step 3: Cross multiply
    1,433,829x = 1,978,452.42 × 821,869.08
  4. Step 4: Simplify right side
    1,433,829x = 1,626,028,870,249.17
  5. Step 5: Solve for x
    x = 1,626,028,870,249.17/1,433,829
  6. Step 6: Final answer
    x = 1,134,046.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.