Home / 1,290,197.97-1,934,018.61-605,859.77

Finding the Fourth Proportional to 1,290,197.97, 1,934,018.61 and 605,859.77

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Solution

The fourth proportional to 1,290,197.97, 1,934,018.61 and 605,859.77 is: 908,189.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,197.97 : 1,934,018.61 = 605,859.77 : x
  2. Step 2: Convert to fraction form
    1,290,197.97/1,934,018.61 = 605,859.77/x
  3. Step 3: Cross multiply
    1,290,197.97x = 1,934,018.61 × 605,859.77
  4. Step 4: Simplify right side
    1,290,197.97x = 1,171,744,070,230.32
  5. Step 5: Solve for x
    x = 1,171,744,070,230.32/1,290,197.97
  6. Step 6: Final answer
    x = 908,189.36

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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.