Finding the Fourth Proportional to 1,477,276.16, 2,040,321.69 and 993,000.26
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Solution
The fourth proportional to 1,477,276.16, 2,040,321.69 and 993,000.26 is: 1,371,470.02
Step by Step Solution
- Step 1: Write the proportion equation
1,477,276.16 : 2,040,321.69 = 993,000.26 : x - Step 2: Convert to fraction form
1,477,276.16/2,040,321.69 = 993,000.26/x - Step 3: Cross multiply
1,477,276.16x = 2,040,321.69 × 993,000.26 - Step 4: Simplify right side
1,477,276.16x = 2,026,039,968,653.64 - Step 5: Solve for x
x = 2,026,039,968,653.64/1,477,276.16 - Step 6: Final answer
x = 1,371,470.02
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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.