Finding the Fourth Proportional to 6,207,553.84, 8,567,603.40 and 3,885,523.60
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Solution
The fourth proportional to 6,207,553.84, 8,567,603.40 and 3,885,523.60 is: 5,362,760.61
Step by Step Solution
- Step 1: Write the proportion equation
6,207,553.84 : 8,567,603.40 = 3,885,523.60 : x - Step 2: Convert to fraction form
6,207,553.84/8,567,603.40 = 3,885,523.60/x - Step 3: Cross multiply
6,207,553.84x = 8,567,603.40 × 3,885,523.60 - Step 4: Simplify right side
6,207,553.84x = 33,289,625,206,140.24 - Step 5: Solve for x
x = 33,289,625,206,140.24/6,207,553.84 - Step 6: Final answer
x = 5,362,760.61
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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.