Home / 1,213,932.44-1,821,096.46-455,832.60

Finding the Fourth Proportional to 1,213,932.44, 1,821,096.46 and 455,832.60

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Solution

The fourth proportional to 1,213,932.44, 1,821,096.46 and 455,832.60 is: 683,823.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,932.44 : 1,821,096.46 = 455,832.60 : x
  2. Step 2: Convert to fraction form
    1,213,932.44/1,821,096.46 = 455,832.60/x
  3. Step 3: Cross multiply
    1,213,932.44x = 1,821,096.46 × 455,832.60
  4. Step 4: Simplify right side
    1,213,932.44x = 830,115,134,212.60
  5. Step 5: Solve for x
    x = 830,115,134,212.60/1,213,932.44
  6. Step 6: Final answer
    x = 683,823.17

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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.