Home / 1,561,189.22-2,154,413.04-882,111.14

Finding the Fourth Proportional to 1,561,189.22, 2,154,413.04 and 882,111.14

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Solution

The fourth proportional to 1,561,189.22, 2,154,413.04 and 882,111.14 is: 1,217,297.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,189.22 : 2,154,413.04 = 882,111.14 : x
  2. Step 2: Convert to fraction form
    1,561,189.22/2,154,413.04 = 882,111.14/x
  3. Step 3: Cross multiply
    1,561,189.22x = 2,154,413.04 × 882,111.14
  4. Step 4: Simplify right side
    1,561,189.22x = 1,900,431,742,745.27
  5. Step 5: Solve for x
    x = 1,900,431,742,745.27/1,561,189.22
  6. Step 6: Final answer
    x = 1,217,297.51

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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.