Home / 1,242,634.23-1,860,961.82-708,536.07

Finding the Fourth Proportional to 1,242,634.23, 1,860,961.82 and 708,536.07

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Solution

The fourth proportional to 1,242,634.23, 1,860,961.82 and 708,536.07 is: 1,061,099.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,634.23 : 1,860,961.82 = 708,536.07 : x
  2. Step 2: Convert to fraction form
    1,242,634.23/1,860,961.82 = 708,536.07/x
  3. Step 3: Cross multiply
    1,242,634.23x = 1,860,961.82 × 708,536.07
  4. Step 4: Simplify right side
    1,242,634.23x = 1,318,558,570,820.17
  5. Step 5: Solve for x
    x = 1,318,558,570,820.17/1,242,634.23
  6. Step 6: Final answer
    x = 1,061,099.51

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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.