Home / 1,089,072.18-1,633,763.79-341,176.50

Finding the Fourth Proportional to 1,089,072.18, 1,633,763.79 and 341,176.50

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Solution

The fourth proportional to 1,089,072.18, 1,633,763.79 and 341,176.50 is: 511,813.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,072.18 : 1,633,763.79 = 341,176.50 : x
  2. Step 2: Convert to fraction form
    1,089,072.18/1,633,763.79 = 341,176.50/x
  3. Step 3: Cross multiply
    1,089,072.18x = 1,633,763.79 × 341,176.50
  4. Step 4: Simplify right side
    1,089,072.18x = 557,401,811,698.94
  5. Step 5: Solve for x
    x = 557,401,811,698.94/1,089,072.18
  6. Step 6: Final answer
    x = 511,813.47

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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.