Home / 1,072,369.40-1,479,906.06-613,559.48

Finding the Fourth Proportional to 1,072,369.40, 1,479,906.06 and 613,559.48

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Solution

The fourth proportional to 1,072,369.40, 1,479,906.06 and 613,559.48 is: 846,732.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,369.40 : 1,479,906.06 = 613,559.48 : x
  2. Step 2: Convert to fraction form
    1,072,369.40/1,479,906.06 = 613,559.48/x
  3. Step 3: Cross multiply
    1,072,369.40x = 1,479,906.06 × 613,559.48
  4. Step 4: Simplify right side
    1,072,369.40x = 908,010,392,622.45
  5. Step 5: Solve for x
    x = 908,010,392,622.45/1,072,369.40
  6. Step 6: Final answer
    x = 846,732.84

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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.