Home / 3,954,415.55-5,456,835.81-2,211,782.98

Finding the Fourth Proportional to 3,954,415.55, 5,456,835.81 and 2,211,782.98

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Solution

The fourth proportional to 3,954,415.55, 5,456,835.81 and 2,211,782.98 is: 3,052,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954,415.55 : 5,456,835.81 = 2,211,782.98 : x
  2. Step 2: Convert to fraction form
    3,954,415.55/5,456,835.81 = 2,211,782.98/x
  3. Step 3: Cross multiply
    3,954,415.55x = 5,456,835.81 × 2,211,782.98
  4. Step 4: Simplify right side
    3,954,415.55x = 12,069,336,569,212.51
  5. Step 5: Solve for x
    x = 12,069,336,569,212.51/3,954,415.55
  6. Step 6: Final answer
    x = 3,052,116.40

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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.