Home / 1,917,385.41-2,876,074.44-1,118,106.48

Finding the Fourth Proportional to 1,917,385.41, 2,876,074.44 and 1,118,106.48

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Solution

The fourth proportional to 1,917,385.41, 2,876,074.44 and 1,118,106.48 is: 1,677,157.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,385.41 : 2,876,074.44 = 1,118,106.48 : x
  2. Step 2: Convert to fraction form
    1,917,385.41/2,876,074.44 = 1,118,106.48/x
  3. Step 3: Cross multiply
    1,917,385.41x = 2,876,074.44 × 1,118,106.48
  4. Step 4: Simplify right side
    1,917,385.41x = 3,215,757,468,326.37
  5. Step 5: Solve for x
    x = 3,215,757,468,326.37/1,917,385.41
  6. Step 6: Final answer
    x = 1,677,157.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.