Home / 3,622,436.30-5,433,654.45-2,718,986.60

Finding the Fourth Proportional to 3,622,436.30, 5,433,654.45 and 2,718,986.60

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Solution

The fourth proportional to 3,622,436.30, 5,433,654.45 and 2,718,986.60 is: 4,078,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,436.30 : 5,433,654.45 = 2,718,986.60 : x
  2. Step 2: Convert to fraction form
    3,622,436.30/5,433,654.45 = 2,718,986.60/x
  3. Step 3: Cross multiply
    3,622,436.30x = 5,433,654.45 × 2,718,986.60
  4. Step 4: Simplify right side
    3,622,436.30x = 14,774,033,638,580.37
  5. Step 5: Solve for x
    x = 14,774,033,638,580.37/3,622,436.30
  6. Step 6: Final answer
    x = 4,078,479.90

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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.