Finding the Fourth Proportional to 1,444,192.74, 1,992,906.99 and 863,427.60
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Solution
The fourth proportional to 1,444,192.74, 1,992,906.99 and 863,427.60 is: 1,191,482.86
Step by Step Solution
- Step 1: Write the proportion equation
1,444,192.74 : 1,992,906.99 = 863,427.60 : x - Step 2: Convert to fraction form
1,444,192.74/1,992,906.99 = 863,427.60/x - Step 3: Cross multiply
1,444,192.74x = 1,992,906.99 × 863,427.60 - Step 4: Simplify right side
1,444,192.74x = 1,720,730,899,398.92 - Step 5: Solve for x
x = 1,720,730,899,398.92/1,444,192.74 - Step 6: Final answer
x = 1,191,482.86
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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.