Home / 1,110,522.80-1,666,469.44-436,485.68

Finding the Fourth Proportional to 1,110,522.80, 1,666,469.44 and 436,485.68

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Solution

The fourth proportional to 1,110,522.80, 1,666,469.44 and 436,485.68 is: 654,997.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,522.80 : 1,666,469.44 = 436,485.68 : x
  2. Step 2: Convert to fraction form
    1,110,522.80/1,666,469.44 = 436,485.68/x
  3. Step 3: Cross multiply
    1,110,522.80x = 1,666,469.44 × 436,485.68
  4. Step 4: Simplify right side
    1,110,522.80x = 727,390,046,717.62
  5. Step 5: Solve for x
    x = 727,390,046,717.62/1,110,522.80
  6. Step 6: Final answer
    x = 654,997.85

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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.