Home / 2,824,857.40-4,237,286.10-931,498.60

Finding the Fourth Proportional to 2,824,857.40, 4,237,286.10 and 931,498.60

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Solution

The fourth proportional to 2,824,857.40, 4,237,286.10 and 931,498.60 is: 1,397,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824,857.40 : 4,237,286.10 = 931,498.60 : x
  2. Step 2: Convert to fraction form
    2,824,857.40/4,237,286.10 = 931,498.60/x
  3. Step 3: Cross multiply
    2,824,857.40x = 4,237,286.10 × 931,498.60
  4. Step 4: Simplify right side
    2,824,857.40x = 3,947,026,069,949.46
  5. Step 5: Solve for x
    x = 3,947,026,069,949.46/2,824,857.40
  6. Step 6: Final answer
    x = 1,397,247.90

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Similar ratio
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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.