Home / 1,764,661.20-2,648,086.20-923,816.40

Finding the Fourth Proportional to 1,764,661.20, 2,648,086.20 and 923,816.40

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Solution

The fourth proportional to 1,764,661.20, 2,648,086.20 and 923,816.40 is: 1,386,297.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,661.20 : 2,648,086.20 = 923,816.40 : x
  2. Step 2: Convert to fraction form
    1,764,661.20/2,648,086.20 = 923,816.40/x
  3. Step 3: Cross multiply
    1,764,661.20x = 2,648,086.20 × 923,816.40
  4. Step 4: Simplify right side
    1,764,661.20x = 2,446,345,460,173.68
  5. Step 5: Solve for x
    x = 2,446,345,460,173.68/1,764,661.20
  6. Step 6: Final answer
    x = 1,386,297.53

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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.