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Finding the Fourth Proportional to 3,949,308, 5,923,981.44 and 957,492

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Solution

The fourth proportional to 3,949,308, 5,923,981.44 and 957,492 is: 1,436,242.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949,308 : 5,923,981.44 = 957,492 : x
  2. Step 2: Convert to fraction form
    3,949,308/5,923,981.44 = 957,492/x
  3. Step 3: Cross multiply
    3,949,308x = 5,923,981.44 × 957,492
  4. Step 4: Simplify right side
    3,949,308x = 5,672,164,836,948.48
  5. Step 5: Solve for x
    x = 5,672,164,836,948.48/3,949,308
  6. Step 6: Final answer
    x = 1,436,242.71

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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.