Home / 1,715,843.73-2,366,880.55-1,070,142.91

Finding the Fourth Proportional to 1,715,843.73, 2,366,880.55 and 1,070,142.91

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Solution

The fourth proportional to 1,715,843.73, 2,366,880.55 and 1,070,142.91 is: 1,476,183.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,843.73 : 2,366,880.55 = 1,070,142.91 : x
  2. Step 2: Convert to fraction form
    1,715,843.73/2,366,880.55 = 1,070,142.91/x
  3. Step 3: Cross multiply
    1,715,843.73x = 2,366,880.55 × 1,070,142.91
  4. Step 4: Simplify right side
    1,715,843.73x = 2,532,900,439,399.40
  5. Step 5: Solve for x
    x = 2,532,900,439,399.40/1,715,843.73
  6. Step 6: Final answer
    x = 1,476,183.64

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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.