Home / 3,405,681.11-5,102,740.80-2,055,005.62

Finding the Fourth Proportional to 3,405,681.11, 5,102,740.80 and 2,055,005.62

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Solution

The fourth proportional to 3,405,681.11, 5,102,740.80 and 2,055,005.62 is: 3,079,020.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,681.11 : 5,102,740.80 = 2,055,005.62 : x
  2. Step 2: Convert to fraction form
    3,405,681.11/5,102,740.80 = 2,055,005.62/x
  3. Step 3: Cross multiply
    3,405,681.11x = 5,102,740.80 × 2,055,005.62
  4. Step 4: Simplify right side
    3,405,681.11x = 10,486,161,008,646.44
  5. Step 5: Solve for x
    x = 10,486,161,008,646.44/3,405,681.11
  6. Step 6: Final answer
    x = 3,079,020.22

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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.