Home / 2,727,792.63-4,091,688.83-1,211,119.05

Finding the Fourth Proportional to 2,727,792.63, 4,091,688.83 and 1,211,119.05

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Solution

The fourth proportional to 2,727,792.63, 4,091,688.83 and 1,211,119.05 is: 1,816,678.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727,792.63 : 4,091,688.83 = 1,211,119.05 : x
  2. Step 2: Convert to fraction form
    2,727,792.63/4,091,688.83 = 1,211,119.05/x
  3. Step 3: Cross multiply
    2,727,792.63x = 4,091,688.83 × 1,211,119.05
  4. Step 4: Simplify right side
    2,727,792.63x = 4,955,522,282,629.62
  5. Step 5: Solve for x
    x = 4,955,522,282,629.62/2,727,792.63
  6. Step 6: Final answer
    x = 1,816,678.52

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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.