Home / 1,776,183.60-2,662,963.20-764,477.40

Finding the Fourth Proportional to 1,776,183.60, 2,662,963.20 and 764,477.40

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Solution

The fourth proportional to 1,776,183.60, 2,662,963.20 and 764,477.40 is: 1,146,151.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,183.60 : 2,662,963.20 = 764,477.40 : x
  2. Step 2: Convert to fraction form
    1,776,183.60/2,662,963.20 = 764,477.40/x
  3. Step 3: Cross multiply
    1,776,183.60x = 2,662,963.20 × 764,477.40
  4. Step 4: Simplify right side
    1,776,183.60x = 2,035,775,183,431.68
  5. Step 5: Solve for x
    x = 2,035,775,183,431.68/1,776,183.60
  6. Step 6: Final answer
    x = 1,146,151.32

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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.