Home / 3,266,940.48-4,900,644-870,772.56

Finding the Fourth Proportional to 3,266,940.48, 4,900,644 and 870,772.56

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Solution

The fourth proportional to 3,266,940.48, 4,900,644 and 870,772.56 is: 1,306,221.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,940.48 : 4,900,644 = 870,772.56 : x
  2. Step 2: Convert to fraction form
    3,266,940.48/4,900,644 = 870,772.56/x
  3. Step 3: Cross multiply
    3,266,940.48x = 4,900,644 × 870,772.56
  4. Step 4: Simplify right side
    3,266,940.48x = 4,267,346,321,528.64
  5. Step 5: Solve for x
    x = 4,267,346,321,528.64/3,266,940.48
  6. Step 6: Final answer
    x = 1,306,221.02

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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.