Finding the Fourth Proportional to 3,755,316.64, 5,182,338.34 and 2,036,436.70
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Solution
The fourth proportional to 3,755,316.64, 5,182,338.34 and 2,036,436.70 is: 2,810,283.39
Step by Step Solution
- Step 1: Write the proportion equation
3,755,316.64 : 5,182,338.34 = 2,036,436.70 : x - Step 2: Convert to fraction form
3,755,316.64/5,182,338.34 = 2,036,436.70/x - Step 3: Cross multiply
3,755,316.64x = 5,182,338.34 × 2,036,436.70 - Step 4: Simplify right side
3,755,316.64x = 10,553,503,987,393.08 - Step 5: Solve for x
x = 10,553,503,987,393.08/3,755,316.64 - Step 6: Final answer
x = 2,810,283.39
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1.5x scale
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.