Home / 1,331,622.92-1,837,647.96-719,774.44

Finding the Fourth Proportional to 1,331,622.92, 1,837,647.96 and 719,774.44

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Solution

The fourth proportional to 1,331,622.92, 1,837,647.96 and 719,774.44 is: 993,293.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,622.92 : 1,837,647.96 = 719,774.44 : x
  2. Step 2: Convert to fraction form
    1,331,622.92/1,837,647.96 = 719,774.44/x
  3. Step 3: Cross multiply
    1,331,622.92x = 1,837,647.96 × 719,774.44
  4. Step 4: Simplify right side
    1,331,622.92x = 1,322,692,031,326.14
  5. Step 5: Solve for x
    x = 1,322,692,031,326.14/1,331,622.92
  6. Step 6: Final answer
    x = 993,293.23

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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.