Home / 2,992,521.60-4,489,365.60-1,286,661.60

Finding the Fourth Proportional to 2,992,521.60, 4,489,365.60 and 1,286,661.60

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Solution

The fourth proportional to 2,992,521.60, 4,489,365.60 and 1,286,661.60 is: 1,930,243.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,521.60 : 4,489,365.60 = 1,286,661.60 : x
  2. Step 2: Convert to fraction form
    2,992,521.60/4,489,365.60 = 1,286,661.60/x
  3. Step 3: Cross multiply
    2,992,521.60x = 4,489,365.60 × 1,286,661.60
  4. Step 4: Simplify right side
    2,992,521.60x = 5,776,294,325,880.96
  5. Step 5: Solve for x
    x = 5,776,294,325,880.96/2,992,521.60
  6. Step 6: Final answer
    x = 1,930,243.15

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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.