Home / 4,825,821.08-7,238,727.48-1,231,587.76

Finding the Fourth Proportional to 4,825,821.08, 7,238,727.48 and 1,231,587.76

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Solution

The fourth proportional to 4,825,821.08, 7,238,727.48 and 1,231,587.76 is: 1,847,380.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825,821.08 : 7,238,727.48 = 1,231,587.76 : x
  2. Step 2: Convert to fraction form
    4,825,821.08/7,238,727.48 = 1,231,587.76/x
  3. Step 3: Cross multiply
    4,825,821.08x = 7,238,727.48 × 1,231,587.76
  4. Step 4: Simplify right side
    4,825,821.08x = 8,915,128,162,343.65
  5. Step 5: Solve for x
    x = 8,915,128,162,343.65/4,825,821.08
  6. Step 6: Final answer
    x = 1,847,380.58

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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.