Home / 2,487,941.34-3,434,418.48-1,672,617.84

Finding the Fourth Proportional to 2,487,941.34, 3,434,418.48 and 1,672,617.84

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Solution

The fourth proportional to 2,487,941.34, 3,434,418.48 and 1,672,617.84 is: 2,308,924.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,941.34 : 3,434,418.48 = 1,672,617.84 : x
  2. Step 2: Convert to fraction form
    2,487,941.34/3,434,418.48 = 1,672,617.84/x
  3. Step 3: Cross multiply
    2,487,941.34x = 3,434,418.48 × 1,672,617.84
  4. Step 4: Simplify right side
    2,487,941.34x = 5,744,469,619,673.68
  5. Step 5: Solve for x
    x = 5,744,469,619,673.68/2,487,941.34
  6. Step 6: Final answer
    x = 2,308,924.86

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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.