Home / 2,184,464.52-3,278,154.37-764,520.75

Finding the Fourth Proportional to 2,184,464.52, 3,278,154.37 and 764,520.75

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Solution

The fourth proportional to 2,184,464.52, 3,278,154.37 and 764,520.75 is: 1,147,291.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,464.52 : 3,278,154.37 = 764,520.75 : x
  2. Step 2: Convert to fraction form
    2,184,464.52/3,278,154.37 = 764,520.75/x
  3. Step 3: Cross multiply
    2,184,464.52x = 3,278,154.37 × 764,520.75
  4. Step 4: Simplify right side
    2,184,464.52x = 2,506,217,017,354.80
  5. Step 5: Solve for x
    x = 2,506,217,017,354.80/2,184,464.52
  6. Step 6: Final answer
    x = 1,147,291.25

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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.