Home / 6,220,980-9,331,470-1,493,172

Finding the Fourth Proportional to 6,220,980, 9,331,470 and 1,493,172

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Solution

The fourth proportional to 6,220,980, 9,331,470 and 1,493,172 is: 2,239,758

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220,980 : 9,331,470 = 1,493,172 : x
  2. Step 2: Convert to fraction form
    6,220,980/9,331,470 = 1,493,172/x
  3. Step 3: Cross multiply
    6,220,980x = 9,331,470 × 1,493,172
  4. Step 4: Simplify right side
    6,220,980x = 13,933,489,722,840
  5. Step 5: Solve for x
    x = 13,933,489,722,840/6,220,980
  6. Step 6: Final answer
    x = 2,239,758

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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.