Finding the Fourth Proportional to 1,095,344.78, 1,511,567.12 and 605,347.09
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Solution
The fourth proportional to 1,095,344.78, 1,511,567.12 and 605,347.09 is: 835,374.19
Step by Step Solution
- Step 1: Write the proportion equation
1,095,344.78 : 1,511,567.12 = 605,347.09 : x - Step 2: Convert to fraction form
1,095,344.78/1,511,567.12 = 605,347.09/x - Step 3: Cross multiply
1,095,344.78x = 1,511,567.12 × 605,347.09 - Step 4: Simplify right side
1,095,344.78x = 915,022,755,166.13 - Step 5: Solve for x
x = 915,022,755,166.13/1,095,344.78 - Step 6: Final answer
x = 835,374.19
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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.