Home / 3,406,786.16-4,701,647.52-1,956,761.42

Finding the Fourth Proportional to 3,406,786.16, 4,701,647.52 and 1,956,761.42

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Solution

The fourth proportional to 3,406,786.16, 4,701,647.52 and 1,956,761.42 is: 2,700,493.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,786.16 : 4,701,647.52 = 1,956,761.42 : x
  2. Step 2: Convert to fraction form
    3,406,786.16/4,701,647.52 = 1,956,761.42/x
  3. Step 3: Cross multiply
    3,406,786.16x = 4,701,647.52 × 1,956,761.42
  4. Step 4: Simplify right side
    3,406,786.16x = 9,200,002,477,574.68
  5. Step 5: Solve for x
    x = 9,200,002,477,574.68/3,406,786.16
  6. Step 6: Final answer
    x = 2,700,493.09

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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.