Finding the Fourth Proportional to 1,103,930.97, 1,523,467.92 and 620,494.62
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Solution
The fourth proportional to 1,103,930.97, 1,523,467.92 and 620,494.62 is: 856,306.85
Step by Step Solution
- Step 1: Write the proportion equation
1,103,930.97 : 1,523,467.92 = 620,494.62 : x - Step 2: Convert to fraction form
1,103,930.97/1,523,467.92 = 620,494.62/x - Step 3: Cross multiply
1,103,930.97x = 1,523,467.92 × 620,494.62 - Step 4: Simplify right side
1,103,930.97x = 945,303,648,102.59 - Step 5: Solve for x
x = 945,303,648,102.59/1,103,930.97 - Step 6: Final answer
x = 856,306.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.