Finding the Fourth Proportional to 2,379,104.19, 3,283,166.33 and 1,291,375.60
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Solution
The fourth proportional to 2,379,104.19, 3,283,166.33 and 1,291,375.60 is: 1,782,099.71
Step by Step Solution
- Step 1: Write the proportion equation
2,379,104.19 : 3,283,166.33 = 1,291,375.60 : x - Step 2: Convert to fraction form
2,379,104.19/3,283,166.33 = 1,291,375.60/x - Step 3: Cross multiply
2,379,104.19x = 3,283,166.33 × 1,291,375.60 - Step 4: Simplify right side
2,379,104.19x = 4,239,800,889,303.55 - Step 5: Solve for x
x = 4,239,800,889,303.55/2,379,104.19 - Step 6: Final answer
x = 1,782,099.71
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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.