Finding the Fourth Proportional to 1,796,910.24, 2,478,840.93 and 1,071,246.63
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Solution
The fourth proportional to 1,796,910.24, 2,478,840.93 and 1,071,246.63 is: 1,477,786.67
Step by Step Solution
- Step 1: Write the proportion equation
1,796,910.24 : 2,478,840.93 = 1,071,246.63 : x - Step 2: Convert to fraction form
1,796,910.24/2,478,840.93 = 1,071,246.63/x - Step 3: Cross multiply
1,796,910.24x = 2,478,840.93 × 1,071,246.63 - Step 4: Simplify right side
1,796,910.24x = 2,655,449,992,568.57 - Step 5: Solve for x
x = 2,655,449,992,568.57/1,796,910.24 - Step 6: Final answer
x = 1,477,786.67
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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.