Finding the Fourth Proportional to 1,874,153.16, 2,811,204.84 and 454,221.48
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Solution
The fourth proportional to 1,874,153.16, 2,811,204.84 and 454,221.48 is: 681,326.19
Step by Step Solution
- Step 1: Write the proportion equation
1,874,153.16 : 2,811,204.84 = 454,221.48 : x - Step 2: Convert to fraction form
1,874,153.16/2,811,204.84 = 454,221.48/x - Step 3: Cross multiply
1,874,153.16x = 2,811,204.84 × 454,221.48 - Step 4: Simplify right side
1,874,153.16x = 1,276,909,623,007.96 - Step 5: Solve for x
x = 1,276,909,623,007.96/1,874,153.16 - Step 6: Final answer
x = 681,326.19
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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.