Home / 2,822,436.64-3,894,989.52-1,533,286.72

Finding the Fourth Proportional to 2,822,436.64, 3,894,989.52 and 1,533,286.72

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Solution

The fourth proportional to 2,822,436.64, 3,894,989.52 and 1,533,286.72 is: 2,115,950.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822,436.64 : 3,894,989.52 = 1,533,286.72 : x
  2. Step 2: Convert to fraction form
    2,822,436.64/3,894,989.52 = 1,533,286.72/x
  3. Step 3: Cross multiply
    2,822,436.64x = 3,894,989.52 × 1,533,286.72
  4. Step 4: Simplify right side
    2,822,436.64x = 5,972,135,705,555.18
  5. Step 5: Solve for x
    x = 5,972,135,705,555.18/2,822,436.64
  6. Step 6: Final answer
    x = 2,115,950.32

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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.