Home / 3,385,980.66-4,672,788.04-1,858,142.46

Finding the Fourth Proportional to 3,385,980.66, 4,672,788.04 and 1,858,142.46

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Solution

The fourth proportional to 3,385,980.66, 4,672,788.04 and 1,858,142.46 is: 2,564,310.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,980.66 : 4,672,788.04 = 1,858,142.46 : x
  2. Step 2: Convert to fraction form
    3,385,980.66/4,672,788.04 = 1,858,142.46/x
  3. Step 3: Cross multiply
    3,385,980.66x = 4,672,788.04 × 1,858,142.46
  4. Step 4: Simplify right side
    3,385,980.66x = 8,682,705,863,704.18
  5. Step 5: Solve for x
    x = 8,682,705,863,704.18/3,385,980.66
  6. Step 6: Final answer
    x = 2,564,310.53

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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.