Home / 1,941,708.92-2,912,560.84-521,765.04

Finding the Fourth Proportional to 1,941,708.92, 2,912,560.84 and 521,765.04

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Solution

The fourth proportional to 1,941,708.92, 2,912,560.84 and 521,765.04 is: 782,646.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,708.92 : 2,912,560.84 = 521,765.04 : x
  2. Step 2: Convert to fraction form
    1,941,708.92/2,912,560.84 = 521,765.04/x
  3. Step 3: Cross multiply
    1,941,708.92x = 2,912,560.84 × 521,765.04
  4. Step 4: Simplify right side
    1,941,708.92x = 1,519,672,434,759.34
  5. Step 5: Solve for x
    x = 1,519,672,434,759.34/1,941,708.92
  6. Step 6: Final answer
    x = 782,646.89

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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.