Home / 2,047,189.43-3,071,177.79-784,918.64

Finding the Fourth Proportional to 2,047,189.43, 3,071,177.79 and 784,918.64

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Solution

The fourth proportional to 2,047,189.43, 3,071,177.79 and 784,918.64 is: 1,177,528.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,189.43 : 3,071,177.79 = 784,918.64 : x
  2. Step 2: Convert to fraction form
    2,047,189.43/3,071,177.79 = 784,918.64/x
  3. Step 3: Cross multiply
    2,047,189.43x = 3,071,177.79 × 784,918.64
  4. Step 4: Simplify right side
    2,047,189.43x = 2,410,624,694,125.01
  5. Step 5: Solve for x
    x = 2,410,624,694,125.01/2,047,189.43
  6. Step 6: Final answer
    x = 1,177,528.89

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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.