Home / 1,093,091.40-1,639,637.10-977,945.85

Finding the Fourth Proportional to 1,093,091.40, 1,639,637.10 and 977,945.85

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Solution

The fourth proportional to 1,093,091.40, 1,639,637.10 and 977,945.85 is: 1,466,918.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,091.40 : 1,639,637.10 = 977,945.85 : x
  2. Step 2: Convert to fraction form
    1,093,091.40/1,639,637.10 = 977,945.85/x
  3. Step 3: Cross multiply
    1,093,091.40x = 1,639,637.10 × 977,945.85
  4. Step 4: Simplify right side
    1,093,091.40x = 1,603,476,297,451.04
  5. Step 5: Solve for x
    x = 1,603,476,297,451.04/1,093,091.40
  6. Step 6: Final answer
    x = 1,466,918.78

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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.