Finding the Fourth Proportional to 3,967,385.16, 5,475,590.04 and 2,419,544.88
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Solution
The fourth proportional to 3,967,385.16, 5,475,590.04 and 2,419,544.88 is: 3,339,336.95
Step by Step Solution
- Step 1: Write the proportion equation
3,967,385.16 : 5,475,590.04 = 2,419,544.88 : x - Step 2: Convert to fraction form
3,967,385.16/5,475,590.04 = 2,419,544.88/x - Step 3: Cross multiply
3,967,385.16x = 5,475,590.04 × 2,419,544.88 - Step 4: Simplify right side
3,967,385.16x = 13,248,435,846,260.99 - Step 5: Solve for x
x = 13,248,435,846,260.99/3,967,385.16 - Step 6: Final answer
x = 3,339,336.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.