Home / 1,336,778.64-1,844,856-763,842.96

Finding the Fourth Proportional to 1,336,778.64, 1,844,856 and 763,842.96

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Solution

The fourth proportional to 1,336,778.64, 1,844,856 and 763,842.96 is: 1,054,161.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,778.64 : 1,844,856 = 763,842.96 : x
  2. Step 2: Convert to fraction form
    1,336,778.64/1,844,856 = 763,842.96/x
  3. Step 3: Cross multiply
    1,336,778.64x = 1,844,856 × 763,842.96
  4. Step 4: Simplify right side
    1,336,778.64x = 1,409,180,267,813.76
  5. Step 5: Solve for x
    x = 1,409,180,267,813.76/1,336,778.64
  6. Step 6: Final answer
    x = 1,054,161.27

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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.