Home / 3,266,942.48-4,900,647-870,774.56

Finding the Fourth Proportional to 3,266,942.48, 4,900,647 and 870,774.56

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Solution

The fourth proportional to 3,266,942.48, 4,900,647 and 870,774.56 is: 1,306,224.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,942.48 : 4,900,647 = 870,774.56 : x
  2. Step 2: Convert to fraction form
    3,266,942.48/4,900,647 = 870,774.56/x
  3. Step 3: Cross multiply
    3,266,942.48x = 4,900,647 × 870,774.56
  4. Step 4: Simplify right side
    3,266,942.48x = 4,267,358,735,140.32
  5. Step 5: Solve for x
    x = 4,267,358,735,140.32/3,266,942.48
  6. Step 6: Final answer
    x = 1,306,224.02

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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.