Home / 1,850,093.31-2,553,915.77-1,125,173.88

Finding the Fourth Proportional to 1,850,093.31, 2,553,915.77 and 1,125,173.88

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Solution

The fourth proportional to 1,850,093.31, 2,553,915.77 and 1,125,173.88 is: 1,553,218.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,093.31 : 2,553,915.77 = 1,125,173.88 : x
  2. Step 2: Convert to fraction form
    1,850,093.31/2,553,915.77 = 1,125,173.88/x
  3. Step 3: Cross multiply
    1,850,093.31x = 2,553,915.77 × 1,125,173.88
  4. Step 4: Simplify right side
    1,850,093.31x = 2,873,599,316,124.09
  5. Step 5: Solve for x
    x = 2,873,599,316,124.09/1,850,093.31
  6. Step 6: Final answer
    x = 1,553,218.59

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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.