Home / 1,113,993.76-1,670,472.24-403,993.12

Finding the Fourth Proportional to 1,113,993.76, 1,670,472.24 and 403,993.12

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Solution

The fourth proportional to 1,113,993.76, 1,670,472.24 and 403,993.12 is: 605,801.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,993.76 : 1,670,472.24 = 403,993.12 : x
  2. Step 2: Convert to fraction form
    1,113,993.76/1,670,472.24 = 403,993.12/x
  3. Step 3: Cross multiply
    1,113,993.76x = 1,670,472.24 × 403,993.12
  4. Step 4: Simplify right side
    1,113,993.76x = 674,859,292,110.99
  5. Step 5: Solve for x
    x = 674,859,292,110.99/1,113,993.76
  6. Step 6: Final answer
    x = 605,801.68

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Similar ratio
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1.5x scale

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.