Home / 2,311,923.88-3,190,459.62-1,293,345.64

Finding the Fourth Proportional to 2,311,923.88, 3,190,459.62 and 1,293,345.64

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Solution

The fourth proportional to 2,311,923.88, 3,190,459.62 and 1,293,345.64 is: 1,784,819.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,923.88 : 3,190,459.62 = 1,293,345.64 : x
  2. Step 2: Convert to fraction form
    2,311,923.88/3,190,459.62 = 1,293,345.64/x
  3. Step 3: Cross multiply
    2,311,923.88x = 3,190,459.62 × 1,293,345.64
  4. Step 4: Simplify right side
    2,311,923.88x = 4,126,367,039,123.06
  5. Step 5: Solve for x
    x = 4,126,367,039,123.06/2,311,923.88
  6. Step 6: Final answer
    x = 1,784,819.59

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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.