Home / 2,621,654.61-3,928,475.92-1,765,560.75

Finding the Fourth Proportional to 2,621,654.61, 3,928,475.92 and 1,765,560.75

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Solution

The fourth proportional to 2,621,654.61, 3,928,475.92 and 1,765,560.75 is: 2,645,643.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,654.61 : 3,928,475.92 = 1,765,560.75 : x
  2. Step 2: Convert to fraction form
    2,621,654.61/3,928,475.92 = 1,765,560.75/x
  3. Step 3: Cross multiply
    2,621,654.61x = 3,928,475.92 × 1,765,560.75
  4. Step 4: Simplify right side
    2,621,654.61x = 6,935,962,891,672.14
  5. Step 5: Solve for x
    x = 6,935,962,891,672.14/2,621,654.61
  6. Step 6: Final answer
    x = 2,645,643.28

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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.