Home / 1,431,924.96-2,147,838.78-366,977.46

Finding the Fourth Proportional to 1,431,924.96, 2,147,838.78 and 366,977.46

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Solution

The fourth proportional to 1,431,924.96, 2,147,838.78 and 366,977.46 is: 550,453.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,924.96 : 2,147,838.78 = 366,977.46 : x
  2. Step 2: Convert to fraction form
    1,431,924.96/2,147,838.78 = 366,977.46/x
  3. Step 3: Cross multiply
    1,431,924.96x = 2,147,838.78 × 366,977.46
  4. Step 4: Simplify right side
    1,431,924.96x = 788,208,419,973.90
  5. Step 5: Solve for x
    x = 788,208,419,973.90/1,431,924.96
  6. Step 6: Final answer
    x = 550,453.72

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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.