Finding the Fourth Proportional to 3,261,768.19, 4,892,272.12 and 865,798.99
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Solution
The fourth proportional to 3,261,768.19, 4,892,272.12 and 865,798.99 is: 1,298,597.57
Step by Step Solution
- Step 1: Write the proportion equation
3,261,768.19 : 4,892,272.12 = 865,798.99 : x - Step 2: Convert to fraction form
3,261,768.19/4,892,272.12 = 865,798.99/x - Step 3: Cross multiply
3,261,768.19x = 4,892,272.12 × 865,798.99 - Step 4: Simplify right side
3,261,768.19x = 4,235,724,260,301.16 - Step 5: Solve for x
x = 4,235,724,260,301.16/3,261,768.19 - Step 6: Final answer
x = 1,298,597.57
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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.