Home / 1,162,165.55-1,603,978.80-968,265.76

Finding the Fourth Proportional to 1,162,165.55, 1,603,978.80 and 968,265.76

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Solution

The fourth proportional to 1,162,165.55, 1,603,978.80 and 968,265.76 is: 1,336,365.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,165.55 : 1,603,978.80 = 968,265.76 : x
  2. Step 2: Convert to fraction form
    1,162,165.55/1,603,978.80 = 968,265.76/x
  3. Step 3: Cross multiply
    1,162,165.55x = 1,603,978.80 × 968,265.76
  4. Step 4: Simplify right side
    1,162,165.55x = 1,553,077,749,611.44
  5. Step 5: Solve for x
    x = 1,553,077,749,611.44/1,162,165.55
  6. Step 6: Final answer
    x = 1,336,365.33

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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.