Home / 1,055,282.21-1,585,041.56-629,648.67

Finding the Fourth Proportional to 1,055,282.21, 1,585,041.56 and 629,648.67

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Solution

The fourth proportional to 1,055,282.21, 1,585,041.56 and 629,648.67 is: 945,736.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,282.21 : 1,585,041.56 = 629,648.67 : x
  2. Step 2: Convert to fraction form
    1,055,282.21/1,585,041.56 = 629,648.67/x
  3. Step 3: Cross multiply
    1,055,282.21x = 1,585,041.56 × 629,648.67
  4. Step 4: Simplify right side
    1,055,282.21x = 998,019,310,148.73
  5. Step 5: Solve for x
    x = 998,019,310,148.73/1,055,282.21
  6. Step 6: Final answer
    x = 945,736.89

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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.