Home / 1,806,448.37-2,492,902.22-990,657.81

Finding the Fourth Proportional to 1,806,448.37, 2,492,902.22 and 990,657.81

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Solution

The fourth proportional to 1,806,448.37, 2,492,902.22 and 990,657.81 is: 1,367,109.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,448.37 : 2,492,902.22 = 990,657.81 : x
  2. Step 2: Convert to fraction form
    1,806,448.37/2,492,902.22 = 990,657.81/x
  3. Step 3: Cross multiply
    1,806,448.37x = 2,492,902.22 × 990,657.81
  4. Step 4: Simplify right side
    1,806,448.37x = 2,469,613,048,856.05
  5. Step 5: Solve for x
    x = 2,469,613,048,856.05/1,806,448.37
  6. Step 6: Final answer
    x = 1,367,109.68

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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.