Home / 2,157,874.63-3,236,811.03-641,550.98

Finding the Fourth Proportional to 2,157,874.63, 3,236,811.03 and 641,550.98

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Solution

The fourth proportional to 2,157,874.63, 3,236,811.03 and 641,550.98 is: 962,326.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,874.63 : 3,236,811.03 = 641,550.98 : x
  2. Step 2: Convert to fraction form
    2,157,874.63/3,236,811.03 = 641,550.98/x
  3. Step 3: Cross multiply
    2,157,874.63x = 3,236,811.03 × 641,550.98
  4. Step 4: Simplify right side
    2,157,874.63x = 2,076,579,296,463.34
  5. Step 5: Solve for x
    x = 2,076,579,296,463.34/2,157,874.63
  6. Step 6: Final answer
    x = 962,326.20

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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.