Home / 3,605,129.91-4,969,778.90-2,744,190.63

Finding the Fourth Proportional to 3,605,129.91, 4,969,778.90 and 2,744,190.63

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Solution

The fourth proportional to 3,605,129.91, 4,969,778.90 and 2,744,190.63 is: 3,782,948.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605,129.91 : 4,969,778.90 = 2,744,190.63 : x
  2. Step 2: Convert to fraction form
    3,605,129.91/4,969,778.90 = 2,744,190.63/x
  3. Step 3: Cross multiply
    3,605,129.91x = 4,969,778.90 × 2,744,190.63
  4. Step 4: Simplify right side
    3,605,129.91x = 13,638,020,676,830.75
  5. Step 5: Solve for x
    x = 13,638,020,676,830.75/3,605,129.91
  6. Step 6: Final answer
    x = 3,782,948.47

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1.5x scale

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.