Home / 1,711,154.70-2,566,865.70-764,621.10

Finding the Fourth Proportional to 1,711,154.70, 2,566,865.70 and 764,621.10

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Solution

The fourth proportional to 1,711,154.70, 2,566,865.70 and 764,621.10 is: 1,146,991.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,154.70 : 2,566,865.70 = 764,621.10 : x
  2. Step 2: Convert to fraction form
    1,711,154.70/2,566,865.70 = 764,621.10/x
  3. Step 3: Cross multiply
    1,711,154.70x = 2,566,865.70 × 764,621.10
  4. Step 4: Simplify right side
    1,711,154.70x = 1,962,679,675,086.27
  5. Step 5: Solve for x
    x = 1,962,679,675,086.27/1,711,154.70
  6. Step 6: Final answer
    x = 1,146,991.37

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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.