Home / 2,882,379.63-3,978,079.38-1,658,660.16

Finding the Fourth Proportional to 2,882,379.63, 3,978,079.38 and 1,658,660.16

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Solution

The fourth proportional to 2,882,379.63, 3,978,079.38 and 1,658,660.16 is: 2,289,178.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882,379.63 : 3,978,079.38 = 1,658,660.16 : x
  2. Step 2: Convert to fraction form
    2,882,379.63/3,978,079.38 = 1,658,660.16/x
  3. Step 3: Cross multiply
    2,882,379.63x = 3,978,079.38 × 1,658,660.16
  4. Step 4: Simplify right side
    2,882,379.63x = 6,598,281,780,923.50
  5. Step 5: Solve for x
    x = 6,598,281,780,923.50/2,882,379.63
  6. Step 6: Final answer
    x = 2,289,178.61

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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.