Home / 3,191,121.21-4,403,741.23-1,740,816.26

Finding the Fourth Proportional to 3,191,121.21, 4,403,741.23 and 1,740,816.26

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Solution

The fourth proportional to 3,191,121.21, 4,403,741.23 and 1,740,816.26 is: 2,402,323.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,121.21 : 4,403,741.23 = 1,740,816.26 : x
  2. Step 2: Convert to fraction form
    3,191,121.21/4,403,741.23 = 1,740,816.26/x
  3. Step 3: Cross multiply
    3,191,121.21x = 4,403,741.23 × 1,740,816.26
  4. Step 4: Simplify right side
    3,191,121.21x = 7,666,104,324,895.65
  5. Step 5: Solve for x
    x = 7,666,104,324,895.65/3,191,121.21
  6. Step 6: Final answer
    x = 2,402,323.14

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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.