Home / 2,995,864.20-4,493,796.30-1,988,094.60

Finding the Fourth Proportional to 2,995,864.20, 4,493,796.30 and 1,988,094.60

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Solution

The fourth proportional to 2,995,864.20, 4,493,796.30 and 1,988,094.60 is: 2,982,141.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995,864.20 : 4,493,796.30 = 1,988,094.60 : x
  2. Step 2: Convert to fraction form
    2,995,864.20/4,493,796.30 = 1,988,094.60/x
  3. Step 3: Cross multiply
    2,995,864.20x = 4,493,796.30 × 1,988,094.60
  4. Step 4: Simplify right side
    2,995,864.20x = 8,934,092,157,529.98
  5. Step 5: Solve for x
    x = 8,934,092,157,529.98/2,995,864.20
  6. Step 6: Final answer
    x = 2,982,141.90

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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.