Home / 1,110,635.72-1,665,953.59-269,187.47

Finding the Fourth Proportional to 1,110,635.72, 1,665,953.59 and 269,187.47

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Solution

The fourth proportional to 1,110,635.72, 1,665,953.59 and 269,187.47 is: 403,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,635.72 : 1,665,953.59 = 269,187.47 : x
  2. Step 2: Convert to fraction form
    1,110,635.72/1,665,953.59 = 269,187.47/x
  3. Step 3: Cross multiply
    1,110,635.72x = 1,665,953.59 × 269,187.47
  4. Step 4: Simplify right side
    1,110,635.72x = 448,453,823,699.75
  5. Step 5: Solve for x
    x = 448,453,823,699.75/1,110,635.72
  6. Step 6: Final answer
    x = 403,781.20

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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.