Finding the Fourth Proportional to 2,364,231.80, 3,546,347.70 and 868,129.40
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Solution
The fourth proportional to 2,364,231.80, 3,546,347.70 and 868,129.40 is: 1,302,194.10
Step by Step Solution
- Step 1: Write the proportion equation
2,364,231.80 : 3,546,347.70 = 868,129.40 : x - Step 2: Convert to fraction form
2,364,231.80/3,546,347.70 = 868,129.40/x - Step 3: Cross multiply
2,364,231.80x = 3,546,347.70 × 868,129.40 - Step 4: Simplify right side
2,364,231.80x = 3,078,688,700,992.38 - Step 5: Solve for x
x = 3,078,688,700,992.38/2,364,231.80 - Step 6: Final answer
x = 1,302,194.10
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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.