Home / 6,378,920.48-8,802,846.24-3,478,304

Finding the Fourth Proportional to 6,378,920.48, 8,802,846.24 and 3,478,304

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Solution

The fourth proportional to 6,378,920.48, 8,802,846.24 and 3,478,304 is: 4,800,024.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,920.48 : 8,802,846.24 = 3,478,304 : x
  2. Step 2: Convert to fraction form
    6,378,920.48/8,802,846.24 = 3,478,304/x
  3. Step 3: Cross multiply
    6,378,920.48x = 8,802,846.24 × 3,478,304
  4. Step 4: Simplify right side
    6,378,920.48x = 30,618,975,287,976.96
  5. Step 5: Solve for x
    x = 30,618,975,287,976.96/6,378,920.48
  6. Step 6: Final answer
    x = 4,800,024.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.