Home / 3,358,045.20-5,037,067.80-1,113,891.60

Finding the Fourth Proportional to 3,358,045.20, 5,037,067.80 and 1,113,891.60

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Solution

The fourth proportional to 3,358,045.20, 5,037,067.80 and 1,113,891.60 is: 1,670,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358,045.20 : 5,037,067.80 = 1,113,891.60 : x
  2. Step 2: Convert to fraction form
    3,358,045.20/5,037,067.80 = 1,113,891.60/x
  3. Step 3: Cross multiply
    3,358,045.20x = 5,037,067.80 × 1,113,891.60
  4. Step 4: Simplify right side
    3,358,045.20x = 5,610,747,511,050.48
  5. Step 5: Solve for x
    x = 5,610,747,511,050.48/3,358,045.20
  6. Step 6: Final answer
    x = 1,670,837.40

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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.