Finding the Fourth Proportional to 1,365,965.84, 2,048,505.72 and 454,905.68
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Solution
The fourth proportional to 1,365,965.84, 2,048,505.72 and 454,905.68 is: 682,210.98
Step by Step Solution
- Step 1: Write the proportion equation
1,365,965.84 : 2,048,505.72 = 454,905.68 : x - Step 2: Convert to fraction form
1,365,965.84/2,048,505.72 = 454,905.68/x - Step 3: Cross multiply
1,365,965.84x = 2,048,505.72 × 454,905.68 - Step 4: Simplify right side
1,365,965.84x = 931,876,887,540.49 - Step 5: Solve for x
x = 931,876,887,540.49/1,365,965.84 - Step 6: Final answer
x = 682,210.98
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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.