Home / 1,189,719.08-1,782,413.46-1,062,173.24

Finding the Fourth Proportional to 1,189,719.08, 1,782,413.46 and 1,062,173.24

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Solution

The fourth proportional to 1,189,719.08, 1,782,413.46 and 1,062,173.24 is: 1,591,326.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,719.08 : 1,782,413.46 = 1,062,173.24 : x
  2. Step 2: Convert to fraction form
    1,189,719.08/1,782,413.46 = 1,062,173.24/x
  3. Step 3: Cross multiply
    1,189,719.08x = 1,782,413.46 × 1,062,173.24
  4. Step 4: Simplify right side
    1,189,719.08x = 1,893,231,879,827.81
  5. Step 5: Solve for x
    x = 1,893,231,879,827.81/1,189,719.08
  6. Step 6: Final answer
    x = 1,591,326.82

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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.