Home / 2,192,494.40-3,290,210.40-772,553.60

Finding the Fourth Proportional to 2,192,494.40, 3,290,210.40 and 772,553.60

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Solution

The fourth proportional to 2,192,494.40, 3,290,210.40 and 772,553.60 is: 1,159,347.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,494.40 : 3,290,210.40 = 772,553.60 : x
  2. Step 2: Convert to fraction form
    2,192,494.40/3,290,210.40 = 772,553.60/x
  3. Step 3: Cross multiply
    2,192,494.40x = 3,290,210.40 × 772,553.60
  4. Step 4: Simplify right side
    2,192,494.40x = 2,541,863,889,277.44
  5. Step 5: Solve for x
    x = 2,541,863,889,277.44/2,192,494.40
  6. Step 6: Final answer
    x = 1,159,347.95

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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.