Home / 3,611,899.95-4,984,625.55-2,142,678.34

Finding the Fourth Proportional to 3,611,899.95, 4,984,625.55 and 2,142,678.34

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Solution

The fourth proportional to 3,611,899.95, 4,984,625.55 and 2,142,678.34 is: 2,957,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,899.95 : 4,984,625.55 = 2,142,678.34 : x
  2. Step 2: Convert to fraction form
    3,611,899.95/4,984,625.55 = 2,142,678.34/x
  3. Step 3: Cross multiply
    3,611,899.95x = 4,984,625.55 × 2,142,678.34
  4. Step 4: Simplify right side
    3,611,899.95x = 10,680,449,198,995.59
  5. Step 5: Solve for x
    x = 10,680,449,198,995.59/3,611,899.95
  6. Step 6: Final answer
    x = 2,957,016.90

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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.