Home / 1,113,760.35-1,670,640.53-801,165.15

Finding the Fourth Proportional to 1,113,760.35, 1,670,640.53 and 801,165.15

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Solution

The fourth proportional to 1,113,760.35, 1,670,640.53 and 801,165.15 is: 1,201,747.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,760.35 : 1,670,640.53 = 801,165.15 : x
  2. Step 2: Convert to fraction form
    1,113,760.35/1,670,640.53 = 801,165.15/x
  3. Step 3: Cross multiply
    1,113,760.35x = 1,670,640.53 × 801,165.15
  4. Step 4: Simplify right side
    1,113,760.35x = 1,338,458,966,807.70
  5. Step 5: Solve for x
    x = 1,338,458,966,807.70/1,113,760.35
  6. Step 6: Final answer
    x = 1,201,747.73

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Double scale
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Similar ratio
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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.