Finding the Fourth Proportional to 1,118,548.99, 1,678,042.79 and 444,504.66
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Solution
The fourth proportional to 1,118,548.99, 1,678,042.79 and 444,504.66 is: 666,844.14
Step by Step Solution
- Step 1: Write the proportion equation
1,118,548.99 : 1,678,042.79 = 444,504.66 : x - Step 2: Convert to fraction form
1,118,548.99/1,678,042.79 = 444,504.66/x - Step 3: Cross multiply
1,118,548.99x = 1,678,042.79 × 444,504.66 - Step 4: Simplify right side
1,118,548.99x = 745,897,839,834.40 - Step 5: Solve for x
x = 745,897,839,834.40/1,118,548.99 - Step 6: Final answer
x = 666,844.14
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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.