Home / 1,811,935.79-2,711,989.50-1,332,036.56

Finding the Fourth Proportional to 1,811,935.79, 2,711,989.50 and 1,332,036.56

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Solution

The fourth proportional to 1,811,935.79, 2,711,989.50 and 1,332,036.56 is: 1,993,707.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,935.79 : 2,711,989.50 = 1,332,036.56 : x
  2. Step 2: Convert to fraction form
    1,811,935.79/2,711,989.50 = 1,332,036.56/x
  3. Step 3: Cross multiply
    1,811,935.79x = 2,711,989.50 × 1,332,036.56
  4. Step 4: Simplify right side
    1,811,935.79x = 3,612,469,150,776.17
  5. Step 5: Solve for x
    x = 3,612,469,150,776.17/1,811,935.79
  6. Step 6: Final answer
    x = 1,993,707.05

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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.