Home / 4,677,631.78-6,455,131.80-2,531,455.78

Finding the Fourth Proportional to 4,677,631.78, 6,455,131.80 and 2,531,455.78

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Solution

The fourth proportional to 4,677,631.78, 6,455,131.80 and 2,531,455.78 is: 3,493,408.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677,631.78 : 6,455,131.80 = 2,531,455.78 : x
  2. Step 2: Convert to fraction form
    4,677,631.78/6,455,131.80 = 2,531,455.78/x
  3. Step 3: Cross multiply
    4,677,631.78x = 6,455,131.80 × 2,531,455.78
  4. Step 4: Simplify right side
    4,677,631.78x = 16,340,880,705,771.80
  5. Step 5: Solve for x
    x = 16,340,880,705,771.80/4,677,631.78
  6. Step 6: Final answer
    x = 3,493,408.95

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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.