Home / 2,915,029.27-4,022,720.98-1,608,348.61

Finding the Fourth Proportional to 2,915,029.27, 4,022,720.98 and 1,608,348.61

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Solution

The fourth proportional to 2,915,029.27, 4,022,720.98 and 1,608,348.61 is: 2,219,510.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,029.27 : 4,022,720.98 = 1,608,348.61 : x
  2. Step 2: Convert to fraction form
    2,915,029.27/4,022,720.98 = 1,608,348.61/x
  3. Step 3: Cross multiply
    2,915,029.27x = 4,022,720.98 × 1,608,348.61
  4. Step 4: Simplify right side
    2,915,029.27x = 6,469,937,696,600.84
  5. Step 5: Solve for x
    x = 6,469,937,696,600.84/2,915,029.27
  6. Step 6: Final answer
    x = 2,219,510.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.