Home / 3,228,667.52-4,842,975.36-1,207,421.60

Finding the Fourth Proportional to 3,228,667.52, 4,842,975.36 and 1,207,421.60

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Solution

The fourth proportional to 3,228,667.52, 4,842,975.36 and 1,207,421.60 is: 1,811,122.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,667.52 : 4,842,975.36 = 1,207,421.60 : x
  2. Step 2: Convert to fraction form
    3,228,667.52/4,842,975.36 = 1,207,421.60/x
  3. Step 3: Cross multiply
    3,228,667.52x = 4,842,975.36 × 1,207,421.60
  4. Step 4: Simplify right side
    3,228,667.52x = 5,847,513,057,931.78
  5. Step 5: Solve for x
    x = 5,847,513,057,931.78/3,228,667.52
  6. Step 6: Final answer
    x = 1,811,122.71

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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.