Home / 2,260,086.30-3,390,129.45-764,178.30

Finding the Fourth Proportional to 2,260,086.30, 3,390,129.45 and 764,178.30

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Solution

The fourth proportional to 2,260,086.30, 3,390,129.45 and 764,178.30 is: 1,146,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260,086.30 : 3,390,129.45 = 764,178.30 : x
  2. Step 2: Convert to fraction form
    2,260,086.30/3,390,129.45 = 764,178.30/x
  3. Step 3: Cross multiply
    2,260,086.30x = 3,390,129.45 × 764,178.30
  4. Step 4: Simplify right side
    2,260,086.30x = 2,590,663,359,880.94
  5. Step 5: Solve for x
    x = 2,590,663,359,880.94/2,260,086.30
  6. Step 6: Final answer
    x = 1,146,267.45

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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.