Home / 2,049,408.60-3,076,445.70-1,208,434.20

Finding the Fourth Proportional to 2,049,408.60, 3,076,445.70 and 1,208,434.20

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Solution

The fourth proportional to 2,049,408.60, 3,076,445.70 and 1,208,434.20 is: 1,814,026.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,408.60 : 3,076,445.70 = 1,208,434.20 : x
  2. Step 2: Convert to fraction form
    2,049,408.60/3,076,445.70 = 1,208,434.20/x
  3. Step 3: Cross multiply
    2,049,408.60x = 3,076,445.70 × 1,208,434.20
  4. Step 4: Simplify right side
    2,049,408.60x = 3,717,682,198,322.94
  5. Step 5: Solve for x
    x = 3,717,682,198,322.94/2,049,408.60
  6. Step 6: Final answer
    x = 1,814,026.84

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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.