Home / 1,522,738.47-2,284,396.07-611,991.63

Finding the Fourth Proportional to 1,522,738.47, 2,284,396.07 and 611,991.63

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Solution

The fourth proportional to 1,522,738.47, 2,284,396.07 and 611,991.63 is: 918,103.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,738.47 : 2,284,396.07 = 611,991.63 : x
  2. Step 2: Convert to fraction form
    1,522,738.47/2,284,396.07 = 611,991.63/x
  3. Step 3: Cross multiply
    1,522,738.47x = 2,284,396.07 × 611,991.63
  4. Step 4: Simplify right side
    1,522,738.47x = 1,398,031,274,444.89
  5. Step 5: Solve for x
    x = 1,398,031,274,444.89/1,522,738.47
  6. Step 6: Final answer
    x = 918,103.34

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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.