Home / 1,474,556.30-2,212,694.21-621,575.72

Finding the Fourth Proportional to 1,474,556.30, 2,212,694.21 and 621,575.72

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Solution

The fourth proportional to 1,474,556.30, 2,212,694.21 and 621,575.72 is: 932,726.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,556.30 : 2,212,694.21 = 621,575.72 : x
  2. Step 2: Convert to fraction form
    1,474,556.30/2,212,694.21 = 621,575.72/x
  3. Step 3: Cross multiply
    1,474,556.30x = 2,212,694.21 × 621,575.72
  4. Step 4: Simplify right side
    1,474,556.30x = 1,375,357,007,955.06
  5. Step 5: Solve for x
    x = 1,375,357,007,955.06/1,474,556.30
  6. Step 6: Final answer
    x = 932,726.01

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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.