Home / 1,941,504.60-2,912,256.90-521,704.20

Finding the Fourth Proportional to 1,941,504.60, 2,912,256.90 and 521,704.20

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Solution

The fourth proportional to 1,941,504.60, 2,912,256.90 and 521,704.20 is: 782,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,504.60 : 2,912,256.90 = 521,704.20 : x
  2. Step 2: Convert to fraction form
    1,941,504.60/2,912,256.90 = 521,704.20/x
  3. Step 3: Cross multiply
    1,941,504.60x = 2,912,256.90 × 521,704.20
  4. Step 4: Simplify right side
    1,941,504.60x = 1,519,336,656,208.98
  5. Step 5: Solve for x
    x = 1,519,336,656,208.98/1,941,504.60
  6. Step 6: Final answer
    x = 782,556.30

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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.