Finding the Fourth Proportional to 4,758,394.16, 7,125,298.72 and 3,284,084.99
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Solution
The fourth proportional to 4,758,394.16, 7,125,298.72 and 3,284,084.99 is: 4,917,643.60
Step by Step Solution
- Step 1: Write the proportion equation
4,758,394.16 : 7,125,298.72 = 3,284,084.99 : x - Step 2: Convert to fraction form
4,758,394.16/7,125,298.72 = 3,284,084.99/x - Step 3: Cross multiply
4,758,394.16x = 7,125,298.72 × 3,284,084.99 - Step 4: Simplify right side
4,758,394.16x = 23,400,086,585,221.25 - Step 5: Solve for x
x = 23,400,086,585,221.25/4,758,394.16 - Step 6: Final answer
x = 4,917,643.60
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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.