Finding the Fourth Proportional to 1,229,673.44, 1,696,952.36 and 685,844.45
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Solution
The fourth proportional to 1,229,673.44, 1,696,952.36 and 685,844.45 is: 946,467.02
Step by Step Solution
- Step 1: Write the proportion equation
1,229,673.44 : 1,696,952.36 = 685,844.45 : x - Step 2: Convert to fraction form
1,229,673.44/1,696,952.36 = 685,844.45/x - Step 3: Cross multiply
1,229,673.44x = 1,696,952.36 × 685,844.45 - Step 4: Simplify right side
1,229,673.44x = 1,163,845,363,326.05 - Step 5: Solve for x
x = 1,163,845,363,326.05/1,229,673.44 - Step 6: Final answer
x = 946,467.02
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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.