Home / 1,085,599.90-1,628,404.04-454,070.71

Finding the Fourth Proportional to 1,085,599.90, 1,628,404.04 and 454,070.71

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Solution

The fourth proportional to 1,085,599.90, 1,628,404.04 and 454,070.71 is: 681,107.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,599.90 : 1,628,404.04 = 454,070.71 : x
  2. Step 2: Convert to fraction form
    1,085,599.90/1,628,404.04 = 454,070.71/x
  3. Step 3: Cross multiply
    1,085,599.90x = 1,628,404.04 × 454,070.71
  4. Step 4: Simplify right side
    1,085,599.90x = 739,410,578,609.67
  5. Step 5: Solve for x
    x = 739,410,578,609.67/1,085,599.90
  6. Step 6: Final answer
    x = 681,107.82

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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.