Home / 3,698,178.36-5,520,185.73-3,261,362.37

Finding the Fourth Proportional to 3,698,178.36, 5,520,185.73 and 3,261,362.37

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Solution

The fourth proportional to 3,698,178.36, 5,520,185.73 and 3,261,362.37 is: 4,868,160.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698,178.36 : 5,520,185.73 = 3,261,362.37 : x
  2. Step 2: Convert to fraction form
    3,698,178.36/5,520,185.73 = 3,261,362.37/x
  3. Step 3: Cross multiply
    3,698,178.36x = 5,520,185.73 × 3,261,362.37
  4. Step 4: Simplify right side
    3,698,178.36x = 18,003,326,015,232.98
  5. Step 5: Solve for x
    x = 18,003,326,015,232.98/3,698,178.36
  6. Step 6: Final answer
    x = 4,868,160.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.