Home / 2,085,599-2,878,126.62-1,131,743

Finding the Fourth Proportional to 2,085,599, 2,878,126.62 and 1,131,743

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Solution

The fourth proportional to 2,085,599, 2,878,126.62 and 1,131,743 is: 1,561,805.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,599 : 2,878,126.62 = 1,131,743 : x
  2. Step 2: Convert to fraction form
    2,085,599/2,878,126.62 = 1,131,743/x
  3. Step 3: Cross multiply
    2,085,599x = 2,878,126.62 × 1,131,743
  4. Step 4: Simplify right side
    2,085,599x = 3,257,299,655,298.66
  5. Step 5: Solve for x
    x = 3,257,299,655,298.66/2,085,599
  6. Step 6: Final answer
    x = 1,561,805.34

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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.