Home / 1,851,878.15-2,555,991.58-1,126,959.44

Finding the Fourth Proportional to 1,851,878.15, 2,555,991.58 and 1,126,959.44

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Solution

The fourth proportional to 1,851,878.15, 2,555,991.58 and 1,126,959.44 is: 1,555,447.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,878.15 : 2,555,991.58 = 1,126,959.44 : x
  2. Step 2: Convert to fraction form
    1,851,878.15/2,555,991.58 = 1,126,959.44/x
  3. Step 3: Cross multiply
    1,851,878.15x = 2,555,991.58 × 1,126,959.44
  4. Step 4: Simplify right side
    1,851,878.15x = 2,880,498,824,044.16
  5. Step 5: Solve for x
    x = 2,880,498,824,044.16/1,851,878.15
  6. Step 6: Final answer
    x = 1,555,447.27

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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.