Home / 1,806,580.28-2,493,115.87-990,736.33

Finding the Fourth Proportional to 1,806,580.28, 2,493,115.87 and 990,736.33

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Solution

The fourth proportional to 1,806,580.28, 2,493,115.87 and 990,736.33 is: 1,367,235.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,580.28 : 2,493,115.87 = 990,736.33 : x
  2. Step 2: Convert to fraction form
    1,806,580.28/2,493,115.87 = 990,736.33/x
  3. Step 3: Cross multiply
    1,806,580.28x = 2,493,115.87 × 990,736.33
  4. Step 4: Simplify right side
    1,806,580.28x = 2,470,020,467,308.56
  5. Step 5: Solve for x
    x = 2,470,020,467,308.56/1,806,580.28
  6. Step 6: Final answer
    x = 1,367,235.38

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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.