Home / 3,828,505.45-5,283,269.39-2,086,187.15

Finding the Fourth Proportional to 3,828,505.45, 5,283,269.39 and 2,086,187.15

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Solution

The fourth proportional to 3,828,505.45, 5,283,269.39 and 2,086,187.15 is: 2,878,901.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,505.45 : 5,283,269.39 = 2,086,187.15 : x
  2. Step 2: Convert to fraction form
    3,828,505.45/5,283,269.39 = 2,086,187.15/x
  3. Step 3: Cross multiply
    3,828,505.45x = 5,283,269.39 × 2,086,187.15
  4. Step 4: Simplify right side
    3,828,505.45x = 11,021,888,711,406.34
  5. Step 5: Solve for x
    x = 11,021,888,711,406.34/3,828,505.45
  6. Step 6: Final answer
    x = 2,878,901.14

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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.