Finding the Fourth Proportional to 1,771,172.01, 2,444,186.75 and 1,007,208.09
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Solution
The fourth proportional to 1,771,172.01, 2,444,186.75 and 1,007,208.09 is: 1,389,929.75
Step by Step Solution
- Step 1: Write the proportion equation
1,771,172.01 : 2,444,186.75 = 1,007,208.09 : x - Step 2: Convert to fraction form
1,771,172.01/2,444,186.75 = 1,007,208.09/x - Step 3: Cross multiply
1,771,172.01x = 2,444,186.75 × 1,007,208.09 - Step 4: Simplify right side
1,771,172.01x = 2,461,804,663,034.77 - Step 5: Solve for x
x = 2,461,804,663,034.77/1,771,172.01 - Step 6: Final answer
x = 1,389,929.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.