Home / 1,236,091.68-1,854,670.29-667,359.84

Finding the Fourth Proportional to 1,236,091.68, 1,854,670.29 and 667,359.84

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Solution

The fourth proportional to 1,236,091.68, 1,854,670.29 and 667,359.84 is: 1,001,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,091.68 : 1,854,670.29 = 667,359.84 : x
  2. Step 2: Convert to fraction form
    1,236,091.68/1,854,670.29 = 667,359.84/x
  3. Step 3: Cross multiply
    1,236,091.68x = 1,854,670.29 × 667,359.84
  4. Step 4: Simplify right side
    1,236,091.68x = 1,237,732,467,987.15
  5. Step 5: Solve for x
    x = 1,237,732,467,987.15/1,236,091.68
  6. Step 6: Final answer
    x = 1,001,327.40

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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.