Home / 1,196,062.64-1,794,093.96-820,948.40

Finding the Fourth Proportional to 1,196,062.64, 1,794,093.96 and 820,948.40

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Solution

The fourth proportional to 1,196,062.64, 1,794,093.96 and 820,948.40 is: 1,231,422.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,062.64 : 1,794,093.96 = 820,948.40 : x
  2. Step 2: Convert to fraction form
    1,196,062.64/1,794,093.96 = 820,948.40/x
  3. Step 3: Cross multiply
    1,196,062.64x = 1,794,093.96 × 820,948.40
  4. Step 4: Simplify right side
    1,196,062.64x = 1,472,858,565,911.66
  5. Step 5: Solve for x
    x = 1,472,858,565,911.66/1,196,062.64
  6. Step 6: Final answer
    x = 1,231,422.60

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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.