Home / 2,311,803.20-3,453,528.97-1,666,600.61

Finding the Fourth Proportional to 2,311,803.20, 3,453,528.97 and 1,666,600.61

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Solution

The fourth proportional to 2,311,803.20, 3,453,528.97 and 1,666,600.61 is: 2,489,681.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,803.20 : 3,453,528.97 = 1,666,600.61 : x
  2. Step 2: Convert to fraction form
    2,311,803.20/3,453,528.97 = 1,666,600.61/x
  3. Step 3: Cross multiply
    2,311,803.20x = 3,453,528.97 × 1,666,600.61
  4. Step 4: Simplify right side
    2,311,803.20x = 5,755,653,472,870.28
  5. Step 5: Solve for x
    x = 5,755,653,472,870.28/2,311,803.20
  6. Step 6: Final answer
    x = 2,489,681.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.