Home / 2,522,661.36-3,784,594.85-816,806.49

Finding the Fourth Proportional to 2,522,661.36, 3,784,594.85 and 816,806.49

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Solution

The fourth proportional to 2,522,661.36, 3,784,594.85 and 816,806.49 is: 1,225,404.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522,661.36 : 3,784,594.85 = 816,806.49 : x
  2. Step 2: Convert to fraction form
    2,522,661.36/3,784,594.85 = 816,806.49/x
  3. Step 3: Cross multiply
    2,522,661.36x = 3,784,594.85 × 816,806.49
  4. Step 4: Simplify right side
    2,522,661.36x = 3,091,281,631,416.54
  5. Step 5: Solve for x
    x = 3,091,281,631,416.54/2,522,661.36
  6. Step 6: Final answer
    x = 1,225,404.92

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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.