Home / 1,422,437.25-2,133,212.94-475,586.55

Finding the Fourth Proportional to 1,422,437.25, 2,133,212.94 and 475,586.55

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Solution

The fourth proportional to 1,422,437.25, 2,133,212.94 and 475,586.55 is: 713,231.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,437.25 : 2,133,212.94 = 475,586.55 : x
  2. Step 2: Convert to fraction form
    1,422,437.25/2,133,212.94 = 475,586.55/x
  3. Step 3: Cross multiply
    1,422,437.25x = 2,133,212.94 × 475,586.55
  4. Step 4: Simplify right side
    1,422,437.25x = 1,014,527,382,549.96
  5. Step 5: Solve for x
    x = 1,014,527,382,549.96/1,422,437.25
  6. Step 6: Final answer
    x = 713,231.73

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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.