Home / 3,905,777.82-5,390,611.86-2,335,807.08

Finding the Fourth Proportional to 3,905,777.82, 5,390,611.86 and 2,335,807.08

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Solution

The fourth proportional to 3,905,777.82, 5,390,611.86 and 2,335,807.08 is: 3,223,795.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905,777.82 : 5,390,611.86 = 2,335,807.08 : x
  2. Step 2: Convert to fraction form
    3,905,777.82/5,390,611.86 = 2,335,807.08/x
  3. Step 3: Cross multiply
    3,905,777.82x = 5,390,611.86 × 2,335,807.08
  4. Step 4: Simplify right side
    3,905,777.82x = 12,591,429,348,119.97
  5. Step 5: Solve for x
    x = 12,591,429,348,119.97/3,905,777.82
  6. Step 6: Final answer
    x = 3,223,795.60

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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.