Finding the Fourth Proportional to 1,713,872.05, 2,365,109.61 and 939,504.56
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Solution
The fourth proportional to 1,713,872.05, 2,365,109.61 and 939,504.56 is: 1,296,497.75
Step by Step Solution
- Step 1: Write the proportion equation
1,713,872.05 : 2,365,109.61 = 939,504.56 : x - Step 2: Convert to fraction form
1,713,872.05/2,365,109.61 = 939,504.56/x - Step 3: Cross multiply
1,713,872.05x = 2,365,109.61 × 939,504.56 - Step 4: Simplify right side
1,713,872.05x = 2,222,031,250,788.49 - Step 5: Solve for x
x = 2,222,031,250,788.49/1,713,872.05 - Step 6: Final answer
x = 1,296,497.75
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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.