Home / 3,798,572.14-5,242,027.15-2,079,692.20

Finding the Fourth Proportional to 3,798,572.14, 5,242,027.15 and 2,079,692.20

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Solution

The fourth proportional to 3,798,572.14, 5,242,027.15 and 2,079,692.20 is: 2,869,973.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798,572.14 : 5,242,027.15 = 2,079,692.20 : x
  2. Step 2: Convert to fraction form
    3,798,572.14/5,242,027.15 = 2,079,692.20/x
  3. Step 3: Cross multiply
    3,798,572.14x = 5,242,027.15 × 2,079,692.20
  4. Step 4: Simplify right side
    3,798,572.14x = 10,901,802,976,043.23
  5. Step 5: Solve for x
    x = 10,901,802,976,043.23/3,798,572.14
  6. Step 6: Final answer
    x = 2,869,973.92

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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.