Home / 1,274,922.72-1,912,386.24-433,542.24

Finding the Fourth Proportional to 1,274,922.72, 1,912,386.24 and 433,542.24

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Solution

The fourth proportional to 1,274,922.72, 1,912,386.24 and 433,542.24 is: 650,314.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,922.72 : 1,912,386.24 = 433,542.24 : x
  2. Step 2: Convert to fraction form
    1,274,922.72/1,912,386.24 = 433,542.24/x
  3. Step 3: Cross multiply
    1,274,922.72x = 1,912,386.24 × 433,542.24
  4. Step 4: Simplify right side
    1,274,922.72x = 829,100,214,234.78
  5. Step 5: Solve for x
    x = 829,100,214,234.78/1,274,922.72
  6. Step 6: Final answer
    x = 650,314.09

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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.