Home / 3,409,372.43-4,705,044.04-1,939,243.20

Finding the Fourth Proportional to 3,409,372.43, 4,705,044.04 and 1,939,243.20

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Solution

The fourth proportional to 3,409,372.43, 4,705,044.04 and 1,939,243.20 is: 2,676,218.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409,372.43 : 4,705,044.04 = 1,939,243.20 : x
  2. Step 2: Convert to fraction form
    3,409,372.43/4,705,044.04 = 1,939,243.20/x
  3. Step 3: Cross multiply
    3,409,372.43x = 4,705,044.04 × 1,939,243.20
  4. Step 4: Simplify right side
    3,409,372.43x = 9,124,224,665,100.82
  5. Step 5: Solve for x
    x = 9,124,224,665,100.82/3,409,372.43
  6. Step 6: Final answer
    x = 2,676,218.23

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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.