Home / 1,170,850.05-1,615,181.31-783,681.66

Finding the Fourth Proportional to 1,170,850.05, 1,615,181.31 and 783,681.66

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Solution

The fourth proportional to 1,170,850.05, 1,615,181.31 and 783,681.66 is: 1,081,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,850.05 : 1,615,181.31 = 783,681.66 : x
  2. Step 2: Convert to fraction form
    1,170,850.05/1,615,181.31 = 783,681.66/x
  3. Step 3: Cross multiply
    1,170,850.05x = 1,615,181.31 × 783,681.66
  4. Step 4: Simplify right side
    1,170,850.05x = 1,265,787,970,221.77
  5. Step 5: Solve for x
    x = 1,265,787,970,221.77/1,170,850.05
  6. Step 6: Final answer
    x = 1,081,084.61

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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.