Home / 1,227,919.96-1,842,174.87-469,749.02

Finding the Fourth Proportional to 1,227,919.96, 1,842,174.87 and 469,749.02

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Solution

The fourth proportional to 1,227,919.96, 1,842,174.87 and 469,749.02 is: 704,736.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,919.96 : 1,842,174.87 = 469,749.02 : x
  2. Step 2: Convert to fraction form
    1,227,919.96/1,842,174.87 = 469,749.02/x
  3. Step 3: Cross multiply
    1,227,919.96x = 1,842,174.87 × 469,749.02
  4. Step 4: Simplify right side
    1,227,919.96x = 865,359,839,851.13
  5. Step 5: Solve for x
    x = 865,359,839,851.13/1,227,919.96
  6. Step 6: Final answer
    x = 704,736.36

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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.