Home / 1,092,183.40-1,638,275.10-667,030.60

Finding the Fourth Proportional to 1,092,183.40, 1,638,275.10 and 667,030.60

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Solution

The fourth proportional to 1,092,183.40, 1,638,275.10 and 667,030.60 is: 1,000,545.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,183.40 : 1,638,275.10 = 667,030.60 : x
  2. Step 2: Convert to fraction form
    1,092,183.40/1,638,275.10 = 667,030.60/x
  3. Step 3: Cross multiply
    1,092,183.40x = 1,638,275.10 × 667,030.60
  4. Step 4: Simplify right side
    1,092,183.40x = 1,092,779,622,918.06
  5. Step 5: Solve for x
    x = 1,092,779,622,918.06/1,092,183.40
  6. Step 6: Final answer
    x = 1,000,545.90

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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.