Home / 2,019,049.60-2,787,652.82-1,553,076.02

Finding the Fourth Proportional to 2,019,049.60, 2,787,652.82 and 1,553,076.02

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Solution

The fourth proportional to 2,019,049.60, 2,787,652.82 and 1,553,076.02 is: 2,144,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,049.60 : 2,787,652.82 = 1,553,076.02 : x
  2. Step 2: Convert to fraction form
    2,019,049.60/2,787,652.82 = 1,553,076.02/x
  3. Step 3: Cross multiply
    2,019,049.60x = 2,787,652.82 × 1,553,076.02
  4. Step 4: Simplify right side
    2,019,049.60x = 4,329,436,740,147.20
  5. Step 5: Solve for x
    x = 4,329,436,740,147.20/2,019,049.60
  6. Step 6: Final answer
    x = 2,144,294.40

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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.