Finding the Fourth Proportional to 1,445,749.97, 1,995,084.63 and 801,230.12
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Solution
The fourth proportional to 1,445,749.97, 1,995,084.63 and 801,230.12 is: 1,105,669.67
Step by Step Solution
- Step 1: Write the proportion equation
1,445,749.97 : 1,995,084.63 = 801,230.12 : x - Step 2: Convert to fraction form
1,445,749.97/1,995,084.63 = 801,230.12/x - Step 3: Cross multiply
1,445,749.97x = 1,995,084.63 × 801,230.12 - Step 4: Simplify right side
1,445,749.97x = 1,598,521,897,505.06 - Step 5: Solve for x
x = 1,598,521,897,505.06/1,445,749.97 - Step 6: Final answer
x = 1,105,669.67
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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.