Home / 3,776,889.94-5,211,945.16-2,145,292.25

Finding the Fourth Proportional to 3,776,889.94, 5,211,945.16 and 2,145,292.25

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Solution

The fourth proportional to 3,776,889.94, 5,211,945.16 and 2,145,292.25 is: 2,960,410.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776,889.94 : 5,211,945.16 = 2,145,292.25 : x
  2. Step 2: Convert to fraction form
    3,776,889.94/5,211,945.16 = 2,145,292.25/x
  3. Step 3: Cross multiply
    3,776,889.94x = 5,211,945.16 × 2,145,292.25
  4. Step 4: Simplify right side
    3,776,889.94x = 11,181,145,559,173.01
  5. Step 5: Solve for x
    x = 11,181,145,559,173.01/3,776,889.94
  6. Step 6: Final answer
    x = 2,960,410.74

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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.