Home / 3,672,455.05-5,504,987.31-1,515,053.70

Finding the Fourth Proportional to 3,672,455.05, 5,504,987.31 and 1,515,053.70

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Solution

The fourth proportional to 3,672,455.05, 5,504,987.31 and 1,515,053.70 is: 2,271,056.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672,455.05 : 5,504,987.31 = 1,515,053.70 : x
  2. Step 2: Convert to fraction form
    3,672,455.05/5,504,987.31 = 1,515,053.70/x
  3. Step 3: Cross multiply
    3,672,455.05x = 5,504,987.31 × 1,515,053.70
  4. Step 4: Simplify right side
    3,672,455.05x = 8,340,351,386,787.10
  5. Step 5: Solve for x
    x = 8,340,351,386,787.10/3,672,455.05
  6. Step 6: Final answer
    x = 2,271,056.08

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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.