Home / 4,654,022.40-6,981,033.60-1,288,229.40

Finding the Fourth Proportional to 4,654,022.40, 6,981,033.60 and 1,288,229.40

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Solution

The fourth proportional to 4,654,022.40, 6,981,033.60 and 1,288,229.40 is: 1,932,344.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654,022.40 : 6,981,033.60 = 1,288,229.40 : x
  2. Step 2: Convert to fraction form
    4,654,022.40/6,981,033.60 = 1,288,229.40/x
  3. Step 3: Cross multiply
    4,654,022.40x = 6,981,033.60 × 1,288,229.40
  4. Step 4: Simplify right side
    4,654,022.40x = 8,993,172,725,907.84
  5. Step 5: Solve for x
    x = 8,993,172,725,907.84/4,654,022.40
  6. Step 6: Final answer
    x = 1,932,344.10

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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.