Home / 1,704,142.56-2,556,563.76-693,261.96

Finding the Fourth Proportional to 1,704,142.56, 2,556,563.76 and 693,261.96

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Solution

The fourth proportional to 1,704,142.56, 2,556,563.76 and 693,261.96 is: 1,040,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,142.56 : 2,556,563.76 = 693,261.96 : x
  2. Step 2: Convert to fraction form
    1,704,142.56/2,556,563.76 = 693,261.96/x
  3. Step 3: Cross multiply
    1,704,142.56x = 2,556,563.76 × 693,261.96
  4. Step 4: Simplify right side
    1,704,142.56x = 1,772,368,403,122.57
  5. Step 5: Solve for x
    x = 1,772,368,403,122.57/1,704,142.56
  6. Step 6: Final answer
    x = 1,040,035.29

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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.