Home / 3,837,286.40-5,295,421.04-2,118,370.01

Finding the Fourth Proportional to 3,837,286.40, 5,295,421.04 and 2,118,370.01

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Solution

The fourth proportional to 3,837,286.40, 5,295,421.04 and 2,118,370.01 is: 2,923,331.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837,286.40 : 5,295,421.04 = 2,118,370.01 : x
  2. Step 2: Convert to fraction form
    3,837,286.40/5,295,421.04 = 2,118,370.01/x
  3. Step 3: Cross multiply
    3,837,286.40x = 5,295,421.04 × 2,118,370.01
  4. Step 4: Simplify right side
    3,837,286.40x = 11,217,661,084,390.05
  5. Step 5: Solve for x
    x = 11,217,661,084,390.05/3,837,286.40
  6. Step 6: Final answer
    x = 2,923,331.73

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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.