Home / 3,478,321.70-5,214,890.55-1,796,632.10

Finding the Fourth Proportional to 3,478,321.70, 5,214,890.55 and 1,796,632.10

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Solution

The fourth proportional to 3,478,321.70, 5,214,890.55 and 1,796,632.10 is: 2,693,609.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,321.70 : 5,214,890.55 = 1,796,632.10 : x
  2. Step 2: Convert to fraction form
    3,478,321.70/5,214,890.55 = 1,796,632.10/x
  3. Step 3: Cross multiply
    3,478,321.70x = 5,214,890.55 × 1,796,632.10
  4. Step 4: Simplify right side
    3,478,321.70x = 9,369,239,760,116.65
  5. Step 5: Solve for x
    x = 9,369,239,760,116.65/3,478,321.70
  6. Step 6: Final answer
    x = 2,693,609.32

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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.