Home / 1,521,046.69-2,099,044.43-832,716.38

Finding the Fourth Proportional to 1,521,046.69, 2,099,044.43 and 832,716.38

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Solution

The fourth proportional to 1,521,046.69, 2,099,044.43 and 832,716.38 is: 1,149,148.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,046.69 : 2,099,044.43 = 832,716.38 : x
  2. Step 2: Convert to fraction form
    1,521,046.69/2,099,044.43 = 832,716.38/x
  3. Step 3: Cross multiply
    1,521,046.69x = 2,099,044.43 × 832,716.38
  4. Step 4: Simplify right side
    1,521,046.69x = 1,747,908,683,415.48
  5. Step 5: Solve for x
    x = 1,747,908,683,415.48/1,521,046.69
  6. Step 6: Final answer
    x = 1,149,148.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.