Home / 1,931,922.60-2,665,919.44-1,072,414.92

Finding the Fourth Proportional to 1,931,922.60, 2,665,919.44 and 1,072,414.92

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Solution

The fourth proportional to 1,931,922.60, 2,665,919.44 and 1,072,414.92 is: 1,479,858.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,922.60 : 2,665,919.44 = 1,072,414.92 : x
  2. Step 2: Convert to fraction form
    1,931,922.60/2,665,919.44 = 1,072,414.92/x
  3. Step 3: Cross multiply
    1,931,922.60x = 2,665,919.44 × 1,072,414.92
  4. Step 4: Simplify right side
    1,931,922.60x = 2,858,971,782,974.04
  5. Step 5: Solve for x
    x = 2,858,971,782,974.04/1,931,922.60
  6. Step 6: Final answer
    x = 1,479,858.35

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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.