Home / 3,020,118.10-4,167,763.68-1,661,991.10

Finding the Fourth Proportional to 3,020,118.10, 4,167,763.68 and 1,661,991.10

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Solution

The fourth proportional to 3,020,118.10, 4,167,763.68 and 1,661,991.10 is: 2,293,548.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,118.10 : 4,167,763.68 = 1,661,991.10 : x
  2. Step 2: Convert to fraction form
    3,020,118.10/4,167,763.68 = 1,661,991.10/x
  3. Step 3: Cross multiply
    3,020,118.10x = 4,167,763.68 × 1,661,991.10
  4. Step 4: Simplify right side
    3,020,118.10x = 6,926,786,143,063.25
  5. Step 5: Solve for x
    x = 6,926,786,143,063.25/3,020,118.10
  6. Step 6: Final answer
    x = 2,293,548.10

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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.