Home / 2,209,039.23-3,048,492.42-1,242,161.06

Finding the Fourth Proportional to 2,209,039.23, 3,048,492.42 and 1,242,161.06

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Solution

The fourth proportional to 2,209,039.23, 3,048,492.42 and 1,242,161.06 is: 1,714,192.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,039.23 : 3,048,492.42 = 1,242,161.06 : x
  2. Step 2: Convert to fraction form
    2,209,039.23/3,048,492.42 = 1,242,161.06/x
  3. Step 3: Cross multiply
    2,209,039.23x = 3,048,492.42 × 1,242,161.06
  4. Step 4: Simplify right side
    2,209,039.23x = 3,786,718,589,801.94
  5. Step 5: Solve for x
    x = 3,786,718,589,801.94/2,209,039.23
  6. Step 6: Final answer
    x = 1,714,192.55

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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.