Home / 3,828,019.52-5,282,640.96-2,109,100.16

Finding the Fourth Proportional to 3,828,019.52, 5,282,640.96 and 2,109,100.16

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Solution

The fourth proportional to 3,828,019.52, 5,282,640.96 and 2,109,100.16 is: 2,910,543.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,019.52 : 5,282,640.96 = 2,109,100.16 : x
  2. Step 2: Convert to fraction form
    3,828,019.52/5,282,640.96 = 2,109,100.16/x
  3. Step 3: Cross multiply
    3,828,019.52x = 5,282,640.96 × 2,109,100.16
  4. Step 4: Simplify right side
    3,828,019.52x = 11,141,618,893,958.55
  5. Step 5: Solve for x
    x = 11,141,618,893,958.55/3,828,019.52
  6. Step 6: Final answer
    x = 2,910,543.91

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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.