Home / 3,086,441.76-4,627,971.36-955,934.40

Finding the Fourth Proportional to 3,086,441.76, 4,627,971.36 and 955,934.40

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Solution

The fourth proportional to 3,086,441.76, 4,627,971.36 and 955,934.40 is: 1,433,377.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,441.76 : 4,627,971.36 = 955,934.40 : x
  2. Step 2: Convert to fraction form
    3,086,441.76/4,627,971.36 = 955,934.40/x
  3. Step 3: Cross multiply
    3,086,441.76x = 4,627,971.36 × 955,934.40
  4. Step 4: Simplify right side
    3,086,441.76x = 4,424,037,025,238.78
  5. Step 5: Solve for x
    x = 4,424,037,025,238.78/3,086,441.76
  6. Step 6: Final answer
    x = 1,433,377.78

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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.