Home / 1,617,177.80-2,422,850.70-773,870.60

Finding the Fourth Proportional to 1,617,177.80, 2,422,850.70 and 773,870.60

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Solution

The fourth proportional to 1,617,177.80, 2,422,850.70 and 773,870.60 is: 1,159,410.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,177.80 : 2,422,850.70 = 773,870.60 : x
  2. Step 2: Convert to fraction form
    1,617,177.80/2,422,850.70 = 773,870.60/x
  3. Step 3: Cross multiply
    1,617,177.80x = 2,422,850.70 × 773,870.60
  4. Step 4: Simplify right side
    1,617,177.80x = 1,874,972,924,919.42
  5. Step 5: Solve for x
    x = 1,874,972,924,919.42/1,617,177.80
  6. Step 6: Final answer
    x = 1,159,410.50

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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.