Home / 3,753,729.01-5,631,036.38-2,813,078.44

Finding the Fourth Proportional to 3,753,729.01, 5,631,036.38 and 2,813,078.44

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Solution

The fourth proportional to 3,753,729.01, 5,631,036.38 and 2,813,078.44 is: 4,219,949.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753,729.01 : 5,631,036.38 = 2,813,078.44 : x
  2. Step 2: Convert to fraction form
    3,753,729.01/5,631,036.38 = 2,813,078.44/x
  3. Step 3: Cross multiply
    3,753,729.01x = 5,631,036.38 × 2,813,078.44
  4. Step 4: Simplify right side
    3,753,729.01x = 15,840,547,035,433.65
  5. Step 5: Solve for x
    x = 15,840,547,035,433.65/3,753,729.01
  6. Step 6: Final answer
    x = 4,219,949.55

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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.