Home / 2,031,530.64-3,047,939.80-1,222,800.72

Finding the Fourth Proportional to 2,031,530.64, 3,047,939.80 and 1,222,800.72

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Solution

The fourth proportional to 2,031,530.64, 3,047,939.80 and 1,222,800.72 is: 1,834,588.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,530.64 : 3,047,939.80 = 1,222,800.72 : x
  2. Step 2: Convert to fraction form
    2,031,530.64/3,047,939.80 = 1,222,800.72/x
  3. Step 3: Cross multiply
    2,031,530.64x = 3,047,939.80 × 1,222,800.72
  4. Step 4: Simplify right side
    2,031,530.64x = 3,727,022,981,956.66
  5. Step 5: Solve for x
    x = 3,727,022,981,956.66/2,031,530.64
  6. Step 6: Final answer
    x = 1,834,588.61

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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.