Home / 1,786,809.27-2,465,820.81-971,029.11

Finding the Fourth Proportional to 1,786,809.27, 2,465,820.81 and 971,029.11

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Solution

The fourth proportional to 1,786,809.27, 2,465,820.81 and 971,029.11 is: 1,340,033.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,809.27 : 2,465,820.81 = 971,029.11 : x
  2. Step 2: Convert to fraction form
    1,786,809.27/2,465,820.81 = 971,029.11/x
  3. Step 3: Cross multiply
    1,786,809.27x = 2,465,820.81 × 971,029.11
  4. Step 4: Simplify right side
    1,786,809.27x = 2,394,383,786,553.78
  5. Step 5: Solve for x
    x = 2,394,383,786,553.78/1,786,809.27
  6. Step 6: Final answer
    x = 1,340,033.22

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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.