Home / 3,116,281.44-4,269,285.68-2,999,747.28

Finding the Fourth Proportional to 3,116,281.44, 4,269,285.68 and 2,999,747.28

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Solution

The fourth proportional to 3,116,281.44, 4,269,285.68 and 2,999,747.28 is: 4,109,634.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,281.44 : 4,269,285.68 = 2,999,747.28 : x
  2. Step 2: Convert to fraction form
    3,116,281.44/4,269,285.68 = 2,999,747.28/x
  3. Step 3: Cross multiply
    3,116,281.44x = 4,269,285.68 × 2,999,747.28
  4. Step 4: Simplify right side
    3,116,281.44x = 12,806,778,091,124.21
  5. Step 5: Solve for x
    x = 12,806,778,091,124.21/3,116,281.44
  6. Step 6: Final answer
    x = 4,109,634.62

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.