Home / 3,135,412.80-4,706,618.40-2,929,834.80

Finding the Fourth Proportional to 3,135,412.80, 4,706,618.40 and 2,929,834.80

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Solution

The fourth proportional to 3,135,412.80, 4,706,618.40 and 2,929,834.80 is: 4,398,021.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,412.80 : 4,706,618.40 = 2,929,834.80 : x
  2. Step 2: Convert to fraction form
    3,135,412.80/4,706,618.40 = 2,929,834.80/x
  3. Step 3: Cross multiply
    3,135,412.80x = 4,706,618.40 × 2,929,834.80
  4. Step 4: Simplify right side
    3,135,412.80x = 13,789,614,378,640.32
  5. Step 5: Solve for x
    x = 13,789,614,378,640.32/3,135,412.80
  6. Step 6: Final answer
    x = 4,398,021.97

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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.