Home / 3,500,685.09-5,241,125.20-1,855,613.91

Finding the Fourth Proportional to 3,500,685.09, 5,241,125.20 and 1,855,613.91

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Solution

The fourth proportional to 3,500,685.09, 5,241,125.20 and 1,855,613.91 is: 2,778,171.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,685.09 : 5,241,125.20 = 1,855,613.91 : x
  2. Step 2: Convert to fraction form
    3,500,685.09/5,241,125.20 = 1,855,613.91/x
  3. Step 3: Cross multiply
    3,500,685.09x = 5,241,125.20 × 1,855,613.91
  4. Step 4: Simplify right side
    3,500,685.09x = 9,725,504,789,687.84
  5. Step 5: Solve for x
    x = 9,725,504,789,687.84/3,500,685.09
  6. Step 6: Final answer
    x = 2,778,171.86

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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.