Home / 2,281,023.90-3,422,295.88-764,856.72

Finding the Fourth Proportional to 2,281,023.90, 3,422,295.88 and 764,856.72

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Solution

The fourth proportional to 2,281,023.90, 3,422,295.88 and 764,856.72 is: 1,147,539.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,023.90 : 3,422,295.88 = 764,856.72 : x
  2. Step 2: Convert to fraction form
    2,281,023.90/3,422,295.88 = 764,856.72/x
  3. Step 3: Cross multiply
    2,281,023.90x = 3,422,295.88 × 764,856.72
  4. Step 4: Simplify right side
    2,281,023.90x = 2,617,566,001,646.31
  5. Step 5: Solve for x
    x = 2,617,566,001,646.31/2,281,023.90
  6. Step 6: Final answer
    x = 1,147,539.93

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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.