Home / 1,261,591.26-1,892,413.69-452,028.40

Finding the Fourth Proportional to 1,261,591.26, 1,892,413.69 and 452,028.40

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Solution

The fourth proportional to 1,261,591.26, 1,892,413.69 and 452,028.40 is: 678,052.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,591.26 : 1,892,413.69 = 452,028.40 : x
  2. Step 2: Convert to fraction form
    1,261,591.26/1,892,413.69 = 452,028.40/x
  3. Step 3: Cross multiply
    1,261,591.26x = 1,892,413.69 × 452,028.40
  4. Step 4: Simplify right side
    1,261,591.26x = 855,424,739,755.18
  5. Step 5: Solve for x
    x = 855,424,739,755.18/1,261,591.26
  6. Step 6: Final answer
    x = 678,052.21

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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.