Home / 1,801,519-2,486,127.81-985,794.15

Finding the Fourth Proportional to 1,801,519, 2,486,127.81 and 985,794.15

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Solution

The fourth proportional to 1,801,519, 2,486,127.81 and 985,794.15 is: 1,360,413.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,519 : 2,486,127.81 = 985,794.15 : x
  2. Step 2: Convert to fraction form
    1,801,519/2,486,127.81 = 985,794.15/x
  3. Step 3: Cross multiply
    1,801,519x = 2,486,127.81 × 985,794.15
  4. Step 4: Simplify right side
    1,801,519x = 2,450,810,238,819.67
  5. Step 5: Solve for x
    x = 2,450,810,238,819.67/1,801,519
  6. Step 6: Final answer
    x = 1,360,413.21

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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.