Home / 1,116,874.29-1,662,679.30-1,110,231.30

Finding the Fourth Proportional to 1,116,874.29, 1,662,679.30 and 1,110,231.30

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Solution

The fourth proportional to 1,116,874.29, 1,662,679.30 and 1,110,231.30 is: 1,652,789.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,874.29 : 1,662,679.30 = 1,110,231.30 : x
  2. Step 2: Convert to fraction form
    1,116,874.29/1,662,679.30 = 1,110,231.30/x
  3. Step 3: Cross multiply
    1,116,874.29x = 1,662,679.30 × 1,110,231.30
  4. Step 4: Simplify right side
    1,116,874.29x = 1,845,958,595,170.93
  5. Step 5: Solve for x
    x = 1,845,958,595,170.93/1,116,874.29
  6. Step 6: Final answer
    x = 1,652,789.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.