Finding the Fourth Proportional to 1,728,952.41, 2,385,857.25 and 965,055.18
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Solution
The fourth proportional to 1,728,952.41, 2,385,857.25 and 965,055.18 is: 1,331,721.96
Step by Step Solution
- Step 1: Write the proportion equation
1,728,952.41 : 2,385,857.25 = 965,055.18 : x - Step 2: Convert to fraction form
1,728,952.41/2,385,857.25 = 965,055.18/x - Step 3: Cross multiply
1,728,952.41x = 2,385,857.25 × 965,055.18 - Step 4: Simplify right side
1,728,952.41x = 2,302,483,897,853.06 - Step 5: Solve for x
x = 2,302,483,897,853.06/1,728,952.41 - Step 6: Final answer
x = 1,331,721.96
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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.