Home / 1,996,229.80-2,994,782.10-985,835.80

Finding the Fourth Proportional to 1,996,229.80, 2,994,782.10 and 985,835.80

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Solution

The fourth proportional to 1,996,229.80, 2,994,782.10 and 985,835.80 is: 1,478,969.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,229.80 : 2,994,782.10 = 985,835.80 : x
  2. Step 2: Convert to fraction form
    1,996,229.80/2,994,782.10 = 985,835.80/x
  3. Step 3: Cross multiply
    1,996,229.80x = 2,994,782.10 × 985,835.80
  4. Step 4: Simplify right side
    1,996,229.80x = 2,952,363,407,379.18
  5. Step 5: Solve for x
    x = 2,952,363,407,379.18/1,996,229.80
  6. Step 6: Final answer
    x = 1,478,969.71

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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.