Finding the Fourth Proportional to 2,811,283.97, 4,216,925.96 and 681,368.18
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Solution
The fourth proportional to 2,811,283.97, 4,216,925.96 and 681,368.18 is: 1,022,052.27
Step by Step Solution
- Step 1: Write the proportion equation
2,811,283.97 : 4,216,925.96 = 681,368.18 : x - Step 2: Convert to fraction form
2,811,283.97/4,216,925.96 = 681,368.18/x - Step 3: Cross multiply
2,811,283.97x = 4,216,925.96 × 681,368.18 - Step 4: Simplify right side
2,811,283.97x = 2,873,279,163,153.11 - Step 5: Solve for x
x = 2,873,279,163,153.11/2,811,283.97 - Step 6: Final answer
x = 1,022,052.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.