Finding the Fourth Proportional to 1,578,365.80, 2,367,553.68 and 441,120.50
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Solution
The fourth proportional to 1,578,365.80, 2,367,553.68 and 441,120.50 is: 661,682.14
Step by Step Solution
- Step 1: Write the proportion equation
1,578,365.80 : 2,367,553.68 = 441,120.50 : x - Step 2: Convert to fraction form
1,578,365.80/2,367,553.68 = 441,120.50/x - Step 3: Cross multiply
1,578,365.80x = 2,367,553.68 × 441,120.50 - Step 4: Simplify right side
1,578,365.80x = 1,044,376,463,098.44 - Step 5: Solve for x
x = 1,044,376,463,098.44/1,578,365.80 - Step 6: Final answer
x = 661,682.14
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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.