Finding the Fourth Proportional to 1,119,326.48, 1,544,675.86 and 635,918.17
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Solution
The fourth proportional to 1,119,326.48, 1,544,675.86 and 635,918.17 is: 877,570.10
Step by Step Solution
- Step 1: Write the proportion equation
1,119,326.48 : 1,544,675.86 = 635,918.17 : x - Step 2: Convert to fraction form
1,119,326.48/1,544,675.86 = 635,918.17/x - Step 3: Cross multiply
1,119,326.48x = 1,544,675.86 × 635,918.17 - Step 4: Simplify right side
1,119,326.48x = 982,287,442,954.79 - Step 5: Solve for x
x = 982,287,442,954.79/1,119,326.48 - Step 6: Final answer
x = 877,570.10
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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.