Home / 3,068,195.23-4,233,171.15-1,778,778.31

Finding the Fourth Proportional to 3,068,195.23, 4,233,171.15 and 1,778,778.31

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Solution

The fourth proportional to 3,068,195.23, 4,233,171.15 and 1,778,778.31 is: 2,454,170.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068,195.23 : 4,233,171.15 = 1,778,778.31 : x
  2. Step 2: Convert to fraction form
    3,068,195.23/4,233,171.15 = 1,778,778.31/x
  3. Step 3: Cross multiply
    3,068,195.23x = 4,233,171.15 × 1,778,778.31
  4. Step 4: Simplify right side
    3,068,195.23x = 7,529,873,024,137.76
  5. Step 5: Solve for x
    x = 7,529,873,024,137.76/3,068,195.23
  6. Step 6: Final answer
    x = 2,454,170.11

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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.