Home / 1,518.06-2,094.78-1,119.94

Finding the Fourth Proportional to 1,518.06, 2,094.78 and 1,119.94

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Solution

The fourth proportional to 1,518.06, 2,094.78 and 1,119.94 is: 1,545.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.06 : 2,094.78 = 1,119.94 : x
  2. Step 2: Convert to fraction form
    1,518.06/2,094.78 = 1,119.94/x
  3. Step 3: Cross multiply
    1,518.06x = 2,094.78 × 1,119.94
  4. Step 4: Simplify right side
    1,518.06x = 2,346,018.48
  5. Step 5: Solve for x
    x = 2,346,018.48/1,518.06
  6. Step 6: Final answer
    x = 1,545.41

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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.