Home / 2,085,733-2,878,311.54-1,131,877

Finding the Fourth Proportional to 2,085,733, 2,878,311.54 and 1,131,877

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Solution

The fourth proportional to 2,085,733, 2,878,311.54 and 1,131,877 is: 1,561,990.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,733 : 2,878,311.54 = 1,131,877 : x
  2. Step 2: Convert to fraction form
    2,085,733/2,878,311.54 = 1,131,877/x
  3. Step 3: Cross multiply
    2,085,733x = 2,878,311.54 × 1,131,877
  4. Step 4: Simplify right side
    2,085,733x = 3,257,894,630,960.58
  5. Step 5: Solve for x
    x = 3,257,894,630,960.58/2,085,733
  6. Step 6: Final answer
    x = 1,561,990.26

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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.