Home / 1,879,076.52-2,818,260.54-531,228.42

Finding the Fourth Proportional to 1,879,076.52, 2,818,260.54 and 531,228.42

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Solution

The fourth proportional to 1,879,076.52, 2,818,260.54 and 531,228.42 is: 796,742.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,076.52 : 2,818,260.54 = 531,228.42 : x
  2. Step 2: Convert to fraction form
    1,879,076.52/2,818,260.54 = 531,228.42/x
  3. Step 3: Cross multiply
    1,879,076.52x = 2,818,260.54 × 531,228.42
  4. Step 4: Simplify right side
    1,879,076.52x = 1,497,140,093,812.55
  5. Step 5: Solve for x
    x = 1,497,140,093,812.55/1,879,076.52
  6. Step 6: Final answer
    x = 796,742.48

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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.