Home / 1,806,593.69-2,493,145.07-990,829.85

Finding the Fourth Proportional to 1,806,593.69, 2,493,145.07 and 990,829.85

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Solution

The fourth proportional to 1,806,593.69, 2,493,145.07 and 990,829.85 is: 1,367,370.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,593.69 : 2,493,145.07 = 990,829.85 : x
  2. Step 2: Convert to fraction form
    1,806,593.69/2,493,145.07 = 990,829.85/x
  3. Step 3: Cross multiply
    1,806,593.69x = 2,493,145.07 × 990,829.85
  4. Step 4: Simplify right side
    1,806,593.69x = 2,470,282,555,736.34
  5. Step 5: Solve for x
    x = 2,470,282,555,736.34/1,806,593.69
  6. Step 6: Final answer
    x = 1,367,370.30

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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.