Home / 3,127,692.75-4,314,933.27-1,903,016.49

Finding the Fourth Proportional to 3,127,692.75, 4,314,933.27 and 1,903,016.49

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Solution

The fourth proportional to 3,127,692.75, 4,314,933.27 and 1,903,016.49 is: 2,625,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,692.75 : 4,314,933.27 = 1,903,016.49 : x
  2. Step 2: Convert to fraction form
    3,127,692.75/4,314,933.27 = 1,903,016.49/x
  3. Step 3: Cross multiply
    3,127,692.75x = 4,314,933.27 × 1,903,016.49
  4. Step 4: Simplify right side
    3,127,692.75x = 8,211,389,166,059.62
  5. Step 5: Solve for x
    x = 8,211,389,166,059.62/3,127,692.75
  6. Step 6: Final answer
    x = 2,625,382.29

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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.