Home / 1,775,217.30-2,663,171.55-764,337.30

Finding the Fourth Proportional to 1,775,217.30, 2,663,171.55 and 764,337.30

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Solution

The fourth proportional to 1,775,217.30, 2,663,171.55 and 764,337.30 is: 1,146,654.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,217.30 : 2,663,171.55 = 764,337.30 : x
  2. Step 2: Convert to fraction form
    1,775,217.30/2,663,171.55 = 764,337.30/x
  3. Step 3: Cross multiply
    1,775,217.30x = 2,663,171.55 × 764,337.30
  4. Step 4: Simplify right side
    1,775,217.30x = 2,035,561,351,963.82
  5. Step 5: Solve for x
    x = 2,035,561,351,963.82/1,775,217.30
  6. Step 6: Final answer
    x = 1,146,654.75

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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.