Home / 1,375,701.30-2,063,843.55-416,078.10

Finding the Fourth Proportional to 1,375,701.30, 2,063,843.55 and 416,078.10

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Solution

The fourth proportional to 1,375,701.30, 2,063,843.55 and 416,078.10 is: 624,205.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,701.30 : 2,063,843.55 = 416,078.10 : x
  2. Step 2: Convert to fraction form
    1,375,701.30/2,063,843.55 = 416,078.10/x
  3. Step 3: Cross multiply
    1,375,701.30x = 2,063,843.55 × 416,078.10
  4. Step 4: Simplify right side
    1,375,701.30x = 858,720,102,981.26
  5. Step 5: Solve for x
    x = 858,720,102,981.26/1,375,701.30
  6. Step 6: Final answer
    x = 624,205.34

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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.