Home / 1,941,713.54-2,912,567.80-521,769.64

Finding the Fourth Proportional to 1,941,713.54, 2,912,567.80 and 521,769.64

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Solution

The fourth proportional to 1,941,713.54, 2,912,567.80 and 521,769.64 is: 782,653.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,713.54 : 2,912,567.80 = 521,769.64 : x
  2. Step 2: Convert to fraction form
    1,941,713.54/2,912,567.80 = 521,769.64/x
  3. Step 3: Cross multiply
    1,941,713.54x = 2,912,567.80 × 521,769.64
  4. Step 4: Simplify right side
    1,941,713.54x = 1,519,689,452,481.59
  5. Step 5: Solve for x
    x = 1,519,689,452,481.59/1,941,713.54
  6. Step 6: Final answer
    x = 782,653.79

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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.