Home / 2,845,665.46-4,268,183.76-715,750.40

Finding the Fourth Proportional to 2,845,665.46, 4,268,183.76 and 715,750.40

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Solution

The fourth proportional to 2,845,665.46, 4,268,183.76 and 715,750.40 is: 1,073,546.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845,665.46 : 4,268,183.76 = 715,750.40 : x
  2. Step 2: Convert to fraction form
    2,845,665.46/4,268,183.76 = 715,750.40/x
  3. Step 3: Cross multiply
    2,845,665.46x = 4,268,183.76 × 715,750.40
  4. Step 4: Simplify right side
    2,845,665.46x = 3,054,954,233,493.50
  5. Step 5: Solve for x
    x = 3,054,954,233,493.50/2,845,665.46
  6. Step 6: Final answer
    x = 1,073,546.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.