Home / 1,327,802.40-1,992,286.80-617,464.80

Finding the Fourth Proportional to 1,327,802.40, 1,992,286.80 and 617,464.80

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Solution

The fourth proportional to 1,327,802.40, 1,992,286.80 and 617,464.80 is: 926,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,802.40 : 1,992,286.80 = 617,464.80 : x
  2. Step 2: Convert to fraction form
    1,327,802.40/1,992,286.80 = 617,464.80/x
  3. Step 3: Cross multiply
    1,327,802.40x = 1,992,286.80 × 617,464.80
  4. Step 4: Simplify right side
    1,327,802.40x = 1,230,166,970,504.64
  5. Step 5: Solve for x
    x = 1,230,166,970,504.64/1,327,802.40
  6. Step 6: Final answer
    x = 926,468.40

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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.