Finding the Fourth Proportional to 1,302,835.17, 1,797,902.68 and 729,880.05
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Solution
The fourth proportional to 1,302,835.17, 1,797,902.68 and 729,880.05 is: 1,007,228.95
Step by Step Solution
- Step 1: Write the proportion equation
1,302,835.17 : 1,797,902.68 = 729,880.05 : x - Step 2: Convert to fraction form
1,302,835.17/1,797,902.68 = 729,880.05/x - Step 3: Cross multiply
1,302,835.17x = 1,797,902.68 × 729,880.05 - Step 4: Simplify right side
1,302,835.17x = 1,312,253,297,973.53 - Step 5: Solve for x
x = 1,312,253,297,973.53/1,302,835.17 - Step 6: Final answer
x = 1,007,228.95
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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.