Home / 1,346,163.49-2,019,262.83-447,605.20

Finding the Fourth Proportional to 1,346,163.49, 2,019,262.83 and 447,605.20

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Solution

The fourth proportional to 1,346,163.49, 2,019,262.83 and 447,605.20 is: 671,413.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,163.49 : 2,019,262.83 = 447,605.20 : x
  2. Step 2: Convert to fraction form
    1,346,163.49/2,019,262.83 = 447,605.20/x
  3. Step 3: Cross multiply
    1,346,163.49x = 2,019,262.83 × 447,605.20
  4. Step 4: Simplify right side
    1,346,163.49x = 903,832,542,874.72
  5. Step 5: Solve for x
    x = 903,832,542,874.72/1,346,163.49
  6. Step 6: Final answer
    x = 671,413.65

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Double scale
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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.