Home / 1,443,092.07-2,163,975.51-418,189.35

Finding the Fourth Proportional to 1,443,092.07, 2,163,975.51 and 418,189.35

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Solution

The fourth proportional to 1,443,092.07, 2,163,975.51 and 418,189.35 is: 627,092.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,092.07 : 2,163,975.51 = 418,189.35 : x
  2. Step 2: Convert to fraction form
    1,443,092.07/2,163,975.51 = 418,189.35/x
  3. Step 3: Cross multiply
    1,443,092.07x = 2,163,975.51 × 418,189.35
  4. Step 4: Simplify right side
    1,443,092.07x = 904,951,511,942.82
  5. Step 5: Solve for x
    x = 904,951,511,942.82/1,443,092.07
  6. Step 6: Final answer
    x = 627,092.01

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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.