Home / 1,531,245.40-2,113,097.82-852,181.96

Finding the Fourth Proportional to 1,531,245.40, 2,113,097.82 and 852,181.96

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Solution

The fourth proportional to 1,531,245.40, 2,113,097.82 and 852,181.96 is: 1,175,999.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,245.40 : 2,113,097.82 = 852,181.96 : x
  2. Step 2: Convert to fraction form
    1,531,245.40/2,113,097.82 = 852,181.96/x
  3. Step 3: Cross multiply
    1,531,245.40x = 2,113,097.82 × 852,181.96
  4. Step 4: Simplify right side
    1,531,245.40x = 1,800,743,841,919.33
  5. Step 5: Solve for x
    x = 1,800,743,841,919.33/1,531,245.40
  6. Step 6: Final answer
    x = 1,175,999.51

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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.