Home / 1,776,930.97-2,665,394.40-578,851.37

Finding the Fourth Proportional to 1,776,930.97, 2,665,394.40 and 578,851.37

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Solution

The fourth proportional to 1,776,930.97, 2,665,394.40 and 578,851.37 is: 868,276.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,930.97 : 2,665,394.40 = 578,851.37 : x
  2. Step 2: Convert to fraction form
    1,776,930.97/2,665,394.40 = 578,851.37/x
  3. Step 3: Cross multiply
    1,776,930.97x = 2,665,394.40 × 578,851.37
  4. Step 4: Simplify right side
    1,776,930.97x = 1,542,867,200,030.33
  5. Step 5: Solve for x
    x = 1,542,867,200,030.33/1,776,930.97
  6. Step 6: Final answer
    x = 868,276.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.