Home / 1,898,212.78-2,847,737.43-550,431.65

Finding the Fourth Proportional to 1,898,212.78, 2,847,737.43 and 550,431.65

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Solution

The fourth proportional to 1,898,212.78, 2,847,737.43 and 550,431.65 is: 825,768.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,212.78 : 2,847,737.43 = 550,431.65 : x
  2. Step 2: Convert to fraction form
    1,898,212.78/2,847,737.43 = 550,431.65/x
  3. Step 3: Cross multiply
    1,898,212.78x = 2,847,737.43 × 550,431.65
  4. Step 4: Simplify right side
    1,898,212.78x = 1,567,484,817,932.91
  5. Step 5: Solve for x
    x = 1,567,484,817,932.91/1,898,212.78
  6. Step 6: Final answer
    x = 825,768.76

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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.