Finding the Fourth Proportional to 1,037,616.18, 1,431,912.70 and 584,907.18
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Solution
The fourth proportional to 1,037,616.18, 1,431,912.70 and 584,907.18 is: 807,173.25
Step by Step Solution
- Step 1: Write the proportion equation
1,037,616.18 : 1,431,912.70 = 584,907.18 : x - Step 2: Convert to fraction form
1,037,616.18/1,431,912.70 = 584,907.18/x - Step 3: Cross multiply
1,037,616.18x = 1,431,912.70 × 584,907.18 - Step 4: Simplify right side
1,037,616.18x = 837,536,019,363.19 - Step 5: Solve for x
x = 837,536,019,363.19/1,037,616.18 - Step 6: Final answer
x = 807,173.25
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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.