Home / 5,202,040.08-7,178,653.20-2,878,792.84

Finding the Fourth Proportional to 5,202,040.08, 7,178,653.20 and 2,878,792.84

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Solution

The fourth proportional to 5,202,040.08, 7,178,653.20 and 2,878,792.84 is: 3,972,644.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202,040.08 : 7,178,653.20 = 2,878,792.84 : x
  2. Step 2: Convert to fraction form
    5,202,040.08/7,178,653.20 = 2,878,792.84/x
  3. Step 3: Cross multiply
    5,202,040.08x = 7,178,653.20 × 2,878,792.84
  4. Step 4: Simplify right side
    5,202,040.08x = 20,665,855,433,003.09
  5. Step 5: Solve for x
    x = 20,665,855,433,003.09/5,202,040.08
  6. Step 6: Final answer
    x = 3,972,644.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.