Home / 1,361,456.03-2,045,669.58-1,027,640.55

Finding the Fourth Proportional to 1,361,456.03, 2,045,669.58 and 1,027,640.55

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Solution

The fourth proportional to 1,361,456.03, 2,045,669.58 and 1,027,640.55 is: 1,544,091.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,456.03 : 2,045,669.58 = 1,027,640.55 : x
  2. Step 2: Convert to fraction form
    1,361,456.03/2,045,669.58 = 1,027,640.55/x
  3. Step 3: Cross multiply
    1,361,456.03x = 2,045,669.58 × 1,027,640.55
  4. Step 4: Simplify right side
    1,361,456.03x = 2,102,213,012,309.47
  5. Step 5: Solve for x
    x = 2,102,213,012,309.47/1,361,456.03
  6. Step 6: Final answer
    x = 1,544,091.75

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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.