Home / 1,940,366.64-2,911,197.72-860,730.26

Finding the Fourth Proportional to 1,940,366.64, 2,911,197.72 and 860,730.26

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Solution

The fourth proportional to 1,940,366.64, 2,911,197.72 and 860,730.26 is: 1,291,382.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,366.64 : 2,911,197.72 = 860,730.26 : x
  2. Step 2: Convert to fraction form
    1,940,366.64/2,911,197.72 = 860,730.26/x
  3. Step 3: Cross multiply
    1,940,366.64x = 2,911,197.72 × 860,730.26
  4. Step 4: Simplify right side
    1,940,366.64x = 2,505,755,970,447.01
  5. Step 5: Solve for x
    x = 2,505,755,970,447.01/1,940,366.64
  6. Step 6: Final answer
    x = 1,291,382.73

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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.