Finding the Fourth Proportional to 1,235,274.30, 1,704,599.37 and 691,318.26
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Solution
The fourth proportional to 1,235,274.30, 1,704,599.37 and 691,318.26 is: 953,974.89
Step by Step Solution
- Step 1: Write the proportion equation
1,235,274.30 : 1,704,599.37 = 691,318.26 : x - Step 2: Convert to fraction form
1,235,274.30/1,704,599.37 = 691,318.26/x - Step 3: Cross multiply
1,235,274.30x = 1,704,599.37 × 691,318.26 - Step 4: Simplify right side
1,235,274.30x = 1,178,420,670,465.50 - Step 5: Solve for x
x = 1,178,420,670,465.50/1,235,274.30 - Step 6: Final answer
x = 953,974.89
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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.