Finding the Fourth Proportional to 1,673,935.82, 2,307,863.21 and 1,084,185.99
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Solution
The fourth proportional to 1,673,935.82, 2,307,863.21 and 1,084,185.99 is: 1,494,772.33
Step by Step Solution
- Step 1: Write the proportion equation
1,673,935.82 : 2,307,863.21 = 1,084,185.99 : x - Step 2: Convert to fraction form
1,673,935.82/2,307,863.21 = 1,084,185.99/x - Step 3: Cross multiply
1,673,935.82x = 2,307,863.21 × 1,084,185.99 - Step 4: Simplify right side
1,673,935.82x = 2,502,152,956,354.45 - Step 5: Solve for x
x = 2,502,152,956,354.45/1,673,935.82 - Step 6: Final answer
x = 1,494,772.33
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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.