Finding the Fourth Proportional to 1,807,703.71, 2,494,630.16 and 991,912.75
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Solution
The fourth proportional to 1,807,703.71, 2,494,630.16 and 991,912.75 is: 1,368,839.07
Step by Step Solution
- Step 1: Write the proportion equation
1,807,703.71 : 2,494,630.16 = 991,912.75 : x - Step 2: Convert to fraction form
1,807,703.71/2,494,630.16 = 991,912.75/x - Step 3: Cross multiply
1,807,703.71x = 2,494,630.16 × 991,912.75 - Step 4: Simplify right side
1,807,703.71x = 2,474,455,457,278.98 - Step 5: Solve for x
x = 2,474,455,457,278.98/1,807,703.71 - Step 6: Final answer
x = 1,368,839.07
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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.