Home / 1,889,876.68-2,608,329-1,126,373.11

Finding the Fourth Proportional to 1,889,876.68, 2,608,329 and 1,126,373.11

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Solution

The fourth proportional to 1,889,876.68, 2,608,329 and 1,126,373.11 is: 1,554,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,876.68 : 2,608,329 = 1,126,373.11 : x
  2. Step 2: Convert to fraction form
    1,889,876.68/2,608,329 = 1,126,373.11/x
  3. Step 3: Cross multiply
    1,889,876.68x = 2,608,329 × 1,126,373.11
  4. Step 4: Simplify right side
    1,889,876.68x = 2,937,951,647,633.19
  5. Step 5: Solve for x
    x = 2,937,951,647,633.19/1,889,876.68
  6. Step 6: Final answer
    x = 1,554,573.21

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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.