Home / 1,296,221.70-1,942,692.30-496,435.80

Finding the Fourth Proportional to 1,296,221.70, 1,942,692.30 and 496,435.80

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Solution

The fourth proportional to 1,296,221.70, 1,942,692.30 and 496,435.80 is: 744,025.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,221.70 : 1,942,692.30 = 496,435.80 : x
  2. Step 2: Convert to fraction form
    1,296,221.70/1,942,692.30 = 496,435.80/x
  3. Step 3: Cross multiply
    1,296,221.70x = 1,942,692.30 × 496,435.80
  4. Step 4: Simplify right side
    1,296,221.70x = 964,422,006,104.34
  5. Step 5: Solve for x
    x = 964,422,006,104.34/1,296,221.70
  6. Step 6: Final answer
    x = 744,025.51

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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.