Home / 4,262,996.28-6,394,924.84-1,384,242.72

Finding the Fourth Proportional to 4,262,996.28, 6,394,924.84 and 1,384,242.72

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Solution

The fourth proportional to 4,262,996.28, 6,394,924.84 and 1,384,242.72 is: 2,076,503.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262,996.28 : 6,394,924.84 = 1,384,242.72 : x
  2. Step 2: Convert to fraction form
    4,262,996.28/6,394,924.84 = 1,384,242.72/x
  3. Step 3: Cross multiply
    4,262,996.28x = 6,394,924.84 × 1,384,242.72
  4. Step 4: Simplify right side
    4,262,996.28x = 8,852,128,129,871.05
  5. Step 5: Solve for x
    x = 8,852,128,129,871.05/4,262,996.28
  6. Step 6: Final answer
    x = 2,076,503.83

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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.