Home / 3,361,194.30-4,638,840.28-1,911,107

Finding the Fourth Proportional to 3,361,194.30, 4,638,840.28 and 1,911,107

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Solution

The fourth proportional to 3,361,194.30, 4,638,840.28 and 1,911,107 is: 2,637,550.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361,194.30 : 4,638,840.28 = 1,911,107 : x
  2. Step 2: Convert to fraction form
    3,361,194.30/4,638,840.28 = 1,911,107/x
  3. Step 3: Cross multiply
    3,361,194.30x = 4,638,840.28 × 1,911,107
  4. Step 4: Simplify right side
    3,361,194.30x = 8,865,320,130,989.96
  5. Step 5: Solve for x
    x = 8,865,320,130,989.96/3,361,194.30
  6. Step 6: Final answer
    x = 2,637,550.63

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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.