Home / 1,860,764.28-2,567,182.86-1,055,481.72

Finding the Fourth Proportional to 1,860,764.28, 2,567,182.86 and 1,055,481.72

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Solution

The fourth proportional to 1,860,764.28, 2,567,182.86 and 1,055,481.72 is: 1,456,183.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,764.28 : 2,567,182.86 = 1,055,481.72 : x
  2. Step 2: Convert to fraction form
    1,860,764.28/2,567,182.86 = 1,055,481.72/x
  3. Step 3: Cross multiply
    1,860,764.28x = 2,567,182.86 × 1,055,481.72
  4. Step 4: Simplify right side
    1,860,764.28x = 2,709,614,580,627.32
  5. Step 5: Solve for x
    x = 2,709,614,580,627.32/1,860,764.28
  6. Step 6: Final answer
    x = 1,456,183.68

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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.