Finding the Fourth Proportional to 5,193,633.84, 7,790,217.02 and 3,488,495.55
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Solution
The fourth proportional to 5,193,633.84, 7,790,217.02 and 3,488,495.55 is: 5,232,586.32
Step by Step Solution
- Step 1: Write the proportion equation
5,193,633.84 : 7,790,217.02 = 3,488,495.55 : x - Step 2: Convert to fraction form
5,193,633.84/7,790,217.02 = 3,488,495.55/x - Step 3: Cross multiply
5,193,633.84x = 7,790,217.02 × 3,488,495.55 - Step 4: Simplify right side
5,193,633.84x = 27,176,137,374,230.33 - Step 5: Solve for x
x = 27,176,137,374,230.33/5,193,633.84 - Step 6: Final answer
x = 5,232,586.32
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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.