Finding the Fourth Proportional to 918,868.68, 1,377,362.58 and 895,817.70
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Solution
The fourth proportional to 918,868.68, 1,377,362.58 and 895,817.70 is: 1,342,809.70
Step by Step Solution
- Step 1: Write the proportion equation
918,868.68 : 1,377,362.58 = 895,817.70 : x - Step 2: Convert to fraction form
918,868.68/1,377,362.58 = 895,817.70/x - Step 3: Cross multiply
918,868.68x = 1,377,362.58 × 895,817.70 - Step 4: Simplify right side
918,868.68x = 1,233,865,778,481.67 - Step 5: Solve for x
x = 1,233,865,778,481.67/918,868.68 - Step 6: Final answer
x = 1,342,809.70
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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.