Home / 3,068,193.48-4,233,168.74-1,778,776.56

Finding the Fourth Proportional to 3,068,193.48, 4,233,168.74 and 1,778,776.56

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Solution

The fourth proportional to 3,068,193.48, 4,233,168.74 and 1,778,776.56 is: 2,454,167.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068,193.48 : 4,233,168.74 = 1,778,776.56 : x
  2. Step 2: Convert to fraction form
    3,068,193.48/4,233,168.74 = 1,778,776.56/x
  3. Step 3: Cross multiply
    3,068,193.48x = 4,233,168.74 × 1,778,776.56
  4. Step 4: Simplify right side
    3,068,193.48x = 7,529,861,320,342.85
  5. Step 5: Solve for x
    x = 7,529,861,320,342.85/3,068,193.48
  6. Step 6: Final answer
    x = 2,454,167.69

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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.