Home / 1,376,067.66-2,064,035.28-465,189.46

Finding the Fourth Proportional to 1,376,067.66, 2,064,035.28 and 465,189.46

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Solution

The fourth proportional to 1,376,067.66, 2,064,035.28 and 465,189.46 is: 697,761.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,067.66 : 2,064,035.28 = 465,189.46 : x
  2. Step 2: Convert to fraction form
    1,376,067.66/2,064,035.28 = 465,189.46/x
  3. Step 3: Cross multiply
    1,376,067.66x = 2,064,035.28 × 465,189.46
  4. Step 4: Simplify right side
    1,376,067.66x = 960,167,457,324.15
  5. Step 5: Solve for x
    x = 960,167,457,324.15/1,376,067.66
  6. Step 6: Final answer
    x = 697,761.81

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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.