Home / 1,997,611.82-2,996,505.24-577,811.42

Finding the Fourth Proportional to 1,997,611.82, 2,996,505.24 and 577,811.42

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Solution

The fourth proportional to 1,997,611.82, 2,996,505.24 and 577,811.42 is: 866,742.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,611.82 : 2,996,505.24 = 577,811.42 : x
  2. Step 2: Convert to fraction form
    1,997,611.82/2,996,505.24 = 577,811.42/x
  3. Step 3: Cross multiply
    1,997,611.82x = 2,996,505.24 × 577,811.42
  4. Step 4: Simplify right side
    1,997,611.82x = 1,731,414,947,761.84
  5. Step 5: Solve for x
    x = 1,731,414,947,761.84/1,997,611.82
  6. Step 6: Final answer
    x = 866,742.44

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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.