Home / 1,043,413.20-1,566,156.60-511,534.80

Finding the Fourth Proportional to 1,043,413.20, 1,566,156.60 and 511,534.80

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Solution

The fourth proportional to 1,043,413.20, 1,566,156.60 and 511,534.80 is: 767,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,413.20 : 1,566,156.60 = 511,534.80 : x
  2. Step 2: Convert to fraction form
    1,043,413.20/1,566,156.60 = 511,534.80/x
  3. Step 3: Cross multiply
    1,043,413.20x = 1,566,156.60 × 511,534.80
  4. Step 4: Simplify right side
    1,043,413.20x = 801,143,603,149.68
  5. Step 5: Solve for x
    x = 801,143,603,149.68/1,043,413.20
  6. Step 6: Final answer
    x = 767,810.49

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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.