Home / 2,617,516.35-3,926,323.74-820,360.04

Finding the Fourth Proportional to 2,617,516.35, 3,926,323.74 and 820,360.04

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Solution

The fourth proportional to 2,617,516.35, 3,926,323.74 and 820,360.04 is: 1,230,555.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,516.35 : 3,926,323.74 = 820,360.04 : x
  2. Step 2: Convert to fraction form
    2,617,516.35/3,926,323.74 = 820,360.04/x
  3. Step 3: Cross multiply
    2,617,516.35x = 3,926,323.74 × 820,360.04
  4. Step 4: Simplify right side
    2,617,516.35x = 3,220,999,080,767.73
  5. Step 5: Solve for x
    x = 3,220,999,080,767.73/2,617,516.35
  6. Step 6: Final answer
    x = 1,230,555.48

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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.