Home / 3,361,231.29-4,638,891.33-1,911,144

Finding the Fourth Proportional to 3,361,231.29, 4,638,891.33 and 1,911,144

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Solution

The fourth proportional to 3,361,231.29, 4,638,891.33 and 1,911,144 is: 2,637,601.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361,231.29 : 4,638,891.33 = 1,911,144 : x
  2. Step 2: Convert to fraction form
    3,361,231.29/4,638,891.33 = 1,911,144/x
  3. Step 3: Cross multiply
    3,361,231.29x = 4,638,891.33 × 1,911,144
  4. Step 4: Simplify right side
    3,361,231.29x = 8,865,589,331,981.52
  5. Step 5: Solve for x
    x = 8,865,589,331,981.52/3,361,231.29
  6. Step 6: Final answer
    x = 2,637,601.69

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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.