Home / 2,643,563.61-3,964,538.17-1,828,143.77

Finding the Fourth Proportional to 2,643,563.61, 3,964,538.17 and 1,828,143.77

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Solution

The fourth proportional to 2,643,563.61, 3,964,538.17 and 1,828,143.77 is: 2,741,657.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643,563.61 : 3,964,538.17 = 1,828,143.77 : x
  2. Step 2: Convert to fraction form
    2,643,563.61/3,964,538.17 = 1,828,143.77/x
  3. Step 3: Cross multiply
    2,643,563.61x = 3,964,538.17 × 1,828,143.77
  4. Step 4: Simplify right side
    2,643,563.61x = 7,247,745,756,780.92
  5. Step 5: Solve for x
    x = 7,247,745,756,780.92/2,643,563.61
  6. Step 6: Final answer
    x = 2,741,657.41

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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.