Home / 1,196,054.64-1,794,081.90-820,940.40

Finding the Fourth Proportional to 1,196,054.64, 1,794,081.90 and 820,940.40

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Solution

The fourth proportional to 1,196,054.64, 1,794,081.90 and 820,940.40 is: 1,231,410.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,054.64 : 1,794,081.90 = 820,940.40 : x
  2. Step 2: Convert to fraction form
    1,196,054.64/1,794,081.90 = 820,940.40/x
  3. Step 3: Cross multiply
    1,196,054.64x = 1,794,081.90 × 820,940.40
  4. Step 4: Simplify right side
    1,196,054.64x = 1,472,834,312,618.76
  5. Step 5: Solve for x
    x = 1,472,834,312,618.76/1,196,054.64
  6. Step 6: Final answer
    x = 1,231,410.56

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Double scale
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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.