Finding the Fourth Proportional to 4,635,661.30, 6,397,202.34 and 2,570,625.85
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Solution
The fourth proportional to 4,635,661.30, 6,397,202.34 and 2,570,625.85 is: 3,547,457.99
Step by Step Solution
- Step 1: Write the proportion equation
4,635,661.30 : 6,397,202.34 = 2,570,625.85 : x - Step 2: Convert to fraction form
4,635,661.30/6,397,202.34 = 2,570,625.85/x - Step 3: Cross multiply
4,635,661.30x = 6,397,202.34 × 2,570,625.85 - Step 4: Simplify right side
4,635,661.30x = 16,444,813,702,884.49 - Step 5: Solve for x
x = 16,444,813,702,884.49/4,635,661.30 - Step 6: Final answer
x = 3,547,457.99
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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.