Home / 3,833,688.70-5,290,505.52-2,091,395.33

Finding the Fourth Proportional to 3,833,688.70, 5,290,505.52 and 2,091,395.33

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Solution

The fourth proportional to 3,833,688.70, 5,290,505.52 and 2,091,395.33 is: 2,886,133.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833,688.70 : 5,290,505.52 = 2,091,395.33 : x
  2. Step 2: Convert to fraction form
    3,833,688.70/5,290,505.52 = 2,091,395.33/x
  3. Step 3: Cross multiply
    3,833,688.70x = 5,290,505.52 × 2,091,395.33
  4. Step 4: Simplify right side
    3,833,688.70x = 11,064,538,554,553.70
  5. Step 5: Solve for x
    x = 11,064,538,554,553.70/3,833,688.70
  6. Step 6: Final answer
    x = 2,886,133.80

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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.