Home / 1,542,322.45-2,313,956.60-690,111.43

Finding the Fourth Proportional to 1,542,322.45, 2,313,956.60 and 690,111.43

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Solution

The fourth proportional to 1,542,322.45, 2,313,956.60 and 690,111.43 is: 1,035,378.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,322.45 : 2,313,956.60 = 690,111.43 : x
  2. Step 2: Convert to fraction form
    1,542,322.45/2,313,956.60 = 690,111.43/x
  3. Step 3: Cross multiply
    1,542,322.45x = 2,313,956.60 × 690,111.43
  4. Step 4: Simplify right side
    1,542,322.45x = 1,596,887,898,183.94
  5. Step 5: Solve for x
    x = 1,596,887,898,183.94/1,542,322.45
  6. Step 6: Final answer
    x = 1,035,378.76

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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.