Home / 3,820,235.12-5,269,226.88-3,243,304.40

Finding the Fourth Proportional to 3,820,235.12, 5,269,226.88 and 3,243,304.40

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Solution

The fourth proportional to 3,820,235.12, 5,269,226.88 and 3,243,304.40 is: 4,473,469.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,235.12 : 5,269,226.88 = 3,243,304.40 : x
  2. Step 2: Convert to fraction form
    3,820,235.12/5,269,226.88 = 3,243,304.40/x
  3. Step 3: Cross multiply
    3,820,235.12x = 5,269,226.88 × 3,243,304.40
  4. Step 4: Simplify right side
    3,820,235.12x = 17,089,706,724,502.27
  5. Step 5: Solve for x
    x = 17,089,706,724,502.27/3,820,235.12
  6. Step 6: Final answer
    x = 4,473,469.87

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1.5x scale

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.