Home / 1,787,715.78-2,467,096.44-971,974.38

Finding the Fourth Proportional to 1,787,715.78, 2,467,096.44 and 971,974.38

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Solution

The fourth proportional to 1,787,715.78, 2,467,096.44 and 971,974.38 is: 1,341,351.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,715.78 : 2,467,096.44 = 971,974.38 : x
  2. Step 2: Convert to fraction form
    1,787,715.78/2,467,096.44 = 971,974.38/x
  3. Step 3: Cross multiply
    1,787,715.78x = 2,467,096.44 × 971,974.38
  4. Step 4: Simplify right side
    1,787,715.78x = 2,397,954,532,669.21
  5. Step 5: Solve for x
    x = 2,397,954,532,669.21/1,787,715.78
  6. Step 6: Final answer
    x = 1,341,351.10

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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.