Home / 3,984,145.10-5,979,328.05-1,854,493.10

Finding the Fourth Proportional to 3,984,145.10, 5,979,328.05 and 1,854,493.10

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Solution

The fourth proportional to 3,984,145.10, 5,979,328.05 and 1,854,493.10 is: 2,783,187.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,145.10 : 5,979,328.05 = 1,854,493.10 : x
  2. Step 2: Convert to fraction form
    3,984,145.10/5,979,328.05 = 1,854,493.10/x
  3. Step 3: Cross multiply
    3,984,145.10x = 5,979,328.05 × 1,854,493.10
  4. Step 4: Simplify right side
    3,984,145.10x = 11,088,622,611,361.46
  5. Step 5: Solve for x
    x = 11,088,622,611,361.46/3,984,145.10
  6. Step 6: Final answer
    x = 2,783,187.44

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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.