Home / 5,202,040.38-7,178,653.53-2,878,793.07

Finding the Fourth Proportional to 5,202,040.38, 7,178,653.53 and 2,878,793.07

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Solution

The fourth proportional to 5,202,040.38, 7,178,653.53 and 2,878,793.07 is: 3,972,644.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202,040.38 : 7,178,653.53 = 2,878,793.07 : x
  2. Step 2: Convert to fraction form
    5,202,040.38/7,178,653.53 = 2,878,793.07/x
  3. Step 3: Cross multiply
    5,202,040.38x = 7,178,653.53 × 2,878,793.07
  4. Step 4: Simplify right side
    5,202,040.38x = 20,665,858,034,095.04
  5. Step 5: Solve for x
    x = 20,665,858,034,095.04/5,202,040.38
  6. Step 6: Final answer
    x = 3,972,644.68

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1.5x scale

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.