Home / 1,039,913.78-1,435,110.45-587,272.82

Finding the Fourth Proportional to 1,039,913.78, 1,435,110.45 and 587,272.82

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Solution

The fourth proportional to 1,039,913.78, 1,435,110.45 and 587,272.82 is: 810,453.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,913.78 : 1,435,110.45 = 587,272.82 : x
  2. Step 2: Convert to fraction form
    1,039,913.78/1,435,110.45 = 587,272.82/x
  3. Step 3: Cross multiply
    1,039,913.78x = 1,435,110.45 × 587,272.82
  4. Step 4: Simplify right side
    1,039,913.78x = 842,801,360,982.97
  5. Step 5: Solve for x
    x = 842,801,360,982.97/1,039,913.78
  6. Step 6: Final answer
    x = 810,453.11

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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.