Home / 3,623,141.12-5,434,832.64-1,628,602.88

Finding the Fourth Proportional to 3,623,141.12, 5,434,832.64 and 1,628,602.88

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Solution

The fourth proportional to 3,623,141.12, 5,434,832.64 and 1,628,602.88 is: 2,442,958.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,141.12 : 5,434,832.64 = 1,628,602.88 : x
  2. Step 2: Convert to fraction form
    3,623,141.12/5,434,832.64 = 1,628,602.88/x
  3. Step 3: Cross multiply
    3,623,141.12x = 5,434,832.64 × 1,628,602.88
  4. Step 4: Simplify right side
    3,623,141.12x = 8,851,184,089,822.00
  5. Step 5: Solve for x
    x = 8,851,184,089,822.00/3,623,141.12
  6. Step 6: Final answer
    x = 2,442,958.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.