Home / 1,607,912.09-2,218,922.55-882,806.54

Finding the Fourth Proportional to 1,607,912.09, 2,218,922.55 and 882,806.54

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Solution

The fourth proportional to 1,607,912.09, 2,218,922.55 and 882,806.54 is: 1,218,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,912.09 : 2,218,922.55 = 882,806.54 : x
  2. Step 2: Convert to fraction form
    1,607,912.09/2,218,922.55 = 882,806.54/x
  3. Step 3: Cross multiply
    1,607,912.09x = 2,218,922.55 × 882,806.54
  4. Step 4: Simplify right side
    1,607,912.09x = 1,958,879,344,440.78
  5. Step 5: Solve for x
    x = 1,958,879,344,440.78/1,607,912.09
  6. Step 6: Final answer
    x = 1,218,275.15

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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.