Home / 2,102,719.59-3,154,079.04-505,282.68

Finding the Fourth Proportional to 2,102,719.59, 3,154,079.04 and 505,282.68

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Solution

The fourth proportional to 2,102,719.59, 3,154,079.04 and 505,282.68 is: 757,923.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,719.59 : 3,154,079.04 = 505,282.68 : x
  2. Step 2: Convert to fraction form
    2,102,719.59/3,154,079.04 = 505,282.68/x
  3. Step 3: Cross multiply
    2,102,719.59x = 3,154,079.04 × 505,282.68
  4. Step 4: Simplify right side
    2,102,719.59x = 1,593,701,510,263.03
  5. Step 5: Solve for x
    x = 1,593,701,510,263.03/2,102,719.59
  6. Step 6: Final answer
    x = 757,923.94

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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.