Home / 1,214,362.20-1,816,877.70-794,458.20

Finding the Fourth Proportional to 1,214,362.20, 1,816,877.70 and 794,458.20

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Solution

The fourth proportional to 1,214,362.20, 1,816,877.70 and 794,458.20 is: 1,188,634.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,362.20 : 1,816,877.70 = 794,458.20 : x
  2. Step 2: Convert to fraction form
    1,214,362.20/1,816,877.70 = 794,458.20/x
  3. Step 3: Cross multiply
    1,214,362.20x = 1,816,877.70 × 794,458.20
  4. Step 4: Simplify right side
    1,214,362.20x = 1,443,433,387,162.14
  5. Step 5: Solve for x
    x = 1,443,433,387,162.14/1,214,362.20
  6. Step 6: Final answer
    x = 1,188,634.98

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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.