Home / 2,085,627-2,878,165.26-1,131,771

Finding the Fourth Proportional to 2,085,627, 2,878,165.26 and 1,131,771

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Solution

The fourth proportional to 2,085,627, 2,878,165.26 and 1,131,771 is: 1,561,843.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,627 : 2,878,165.26 = 1,131,771 : x
  2. Step 2: Convert to fraction form
    2,085,627/2,878,165.26 = 1,131,771/x
  3. Step 3: Cross multiply
    2,085,627x = 2,878,165.26 × 1,131,771
  4. Step 4: Simplify right side
    2,085,627x = 3,257,423,974,475.46
  5. Step 5: Solve for x
    x = 3,257,423,974,475.46/2,085,627
  6. Step 6: Final answer
    x = 1,561,843.98

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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.