Home / 2,229,601.64-3,076,797.93-1,311,890.22

Finding the Fourth Proportional to 2,229,601.64, 3,076,797.93 and 1,311,890.22

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Solution

The fourth proportional to 2,229,601.64, 3,076,797.93 and 1,311,890.22 is: 1,810,377.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,601.64 : 3,076,797.93 = 1,311,890.22 : x
  2. Step 2: Convert to fraction form
    2,229,601.64/3,076,797.93 = 1,311,890.22/x
  3. Step 3: Cross multiply
    2,229,601.64x = 3,076,797.93 × 1,311,890.22
  4. Step 4: Simplify right side
    2,229,601.64x = 4,036,421,124,821.24
  5. Step 5: Solve for x
    x = 4,036,421,124,821.24/2,229,601.64
  6. Step 6: Final answer
    x = 1,810,377.72

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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.