Home / 4,670,857.40-7,006,286.10-2,146,512.65

Finding the Fourth Proportional to 4,670,857.40, 7,006,286.10 and 2,146,512.65

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Solution

The fourth proportional to 4,670,857.40, 7,006,286.10 and 2,146,512.65 is: 3,219,768.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670,857.40 : 7,006,286.10 = 2,146,512.65 : x
  2. Step 2: Convert to fraction form
    4,670,857.40/7,006,286.10 = 2,146,512.65/x
  3. Step 3: Cross multiply
    4,670,857.40x = 7,006,286.10 × 2,146,512.65
  4. Step 4: Simplify right side
    4,670,857.40x = 15,039,081,743,169.16
  5. Step 5: Solve for x
    x = 15,039,081,743,169.16/4,670,857.40
  6. Step 6: Final answer
    x = 3,219,768.98

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Similar ratio
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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.