Home / 1,969,173.23-2,717,448.86-1,142,413.98

Finding the Fourth Proportional to 1,969,173.23, 2,717,448.86 and 1,142,413.98

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Solution

The fourth proportional to 1,969,173.23, 2,717,448.86 and 1,142,413.98 is: 1,576,525.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,173.23 : 2,717,448.86 = 1,142,413.98 : x
  2. Step 2: Convert to fraction form
    1,969,173.23/2,717,448.86 = 1,142,413.98/x
  3. Step 3: Cross multiply
    1,969,173.23x = 2,717,448.86 × 1,142,413.98
  4. Step 4: Simplify right side
    1,969,173.23x = 3,104,451,561,886.99
  5. Step 5: Solve for x
    x = 3,104,451,561,886.99/1,969,173.23
  6. Step 6: Final answer
    x = 1,576,525.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.