Home / 3,612,213.45-5,418,309.38-916,533.45

Finding the Fourth Proportional to 3,612,213.45, 5,418,309.38 and 916,533.45

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Solution

The fourth proportional to 3,612,213.45, 5,418,309.38 and 916,533.45 is: 1,374,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,213.45 : 5,418,309.38 = 916,533.45 : x
  2. Step 2: Convert to fraction form
    3,612,213.45/5,418,309.38 = 916,533.45/x
  3. Step 3: Cross multiply
    3,612,213.45x = 5,418,309.38 × 916,533.45
  4. Step 4: Simplify right side
    3,612,213.45x = 4,966,061,784,636.09
  5. Step 5: Solve for x
    x = 4,966,061,784,636.09/3,612,213.45
  6. Step 6: Final answer
    x = 1,374,797.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.