Home / 3,132,609.94-4,698,919.03-858,154.56

Finding the Fourth Proportional to 3,132,609.94, 4,698,919.03 and 858,154.56

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Solution

The fourth proportional to 3,132,609.94, 4,698,919.03 and 858,154.56 is: 1,287,232.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,609.94 : 4,698,919.03 = 858,154.56 : x
  2. Step 2: Convert to fraction form
    3,132,609.94/4,698,919.03 = 858,154.56/x
  3. Step 3: Cross multiply
    3,132,609.94x = 4,698,919.03 × 858,154.56
  4. Step 4: Simplify right side
    3,132,609.94x = 4,032,398,792,665.28
  5. Step 5: Solve for x
    x = 4,032,398,792,665.28/3,132,609.94
  6. Step 6: Final answer
    x = 1,287,232.97

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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.