Finding the Fourth Proportional to 5,245,603.92, 7,868,044.62 and 3,224,159.82
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Solution
The fourth proportional to 5,245,603.92, 7,868,044.62 and 3,224,159.82 is: 4,836,017.69
Step by Step Solution
- Step 1: Write the proportion equation
5,245,603.92 : 7,868,044.62 = 3,224,159.82 : x - Step 2: Convert to fraction form
5,245,603.92/7,868,044.62 = 3,224,159.82/x - Step 3: Cross multiply
5,245,603.92x = 7,868,044.62 × 3,224,159.82 - Step 4: Simplify right side
5,245,603.92x = 25,367,833,325,771.17 - Step 5: Solve for x
x = 25,367,833,325,771.17/5,245,603.92 - Step 6: Final answer
x = 4,836,017.69
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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.