Home / 3,829,933.74-5,285,308.57-2,111,091.17

Finding the Fourth Proportional to 3,829,933.74, 5,285,308.57 and 2,111,091.17

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Solution

The fourth proportional to 3,829,933.74, 5,285,308.57 and 2,111,091.17 is: 2,913,305.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829,933.74 : 5,285,308.57 = 2,111,091.17 : x
  2. Step 2: Convert to fraction form
    3,829,933.74/5,285,308.57 = 2,111,091.17/x
  3. Step 3: Cross multiply
    3,829,933.74x = 5,285,308.57 × 2,111,091.17
  4. Step 4: Simplify right side
    3,829,933.74x = 11,157,768,221,148.06
  5. Step 5: Solve for x
    x = 11,157,768,221,148.06/3,829,933.74
  6. Step 6: Final answer
    x = 2,913,305.81

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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.