Home / 1,110,662.03-1,665,993.27-400,689.84

Finding the Fourth Proportional to 1,110,662.03, 1,665,993.27 and 400,689.84

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Solution

The fourth proportional to 1,110,662.03, 1,665,993.27 and 400,689.84 is: 601,034.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,662.03 : 1,665,993.27 = 400,689.84 : x
  2. Step 2: Convert to fraction form
    1,110,662.03/1,665,993.27 = 400,689.84/x
  3. Step 3: Cross multiply
    1,110,662.03x = 1,665,993.27 × 400,689.84
  4. Step 4: Simplify right side
    1,110,662.03x = 667,546,572,922.35
  5. Step 5: Solve for x
    x = 667,546,572,922.35/1,110,662.03
  6. Step 6: Final answer
    x = 601,034.84

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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.