Finding the Fourth Proportional to 1,176,486.34, 1,764,810.57 and 492,684.70
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Solution
The fourth proportional to 1,176,486.34, 1,764,810.57 and 492,684.70 is: 739,060.99
Step by Step Solution
- Step 1: Write the proportion equation
1,176,486.34 : 1,764,810.57 = 492,684.70 : x - Step 2: Convert to fraction form
1,176,486.34/1,764,810.57 = 492,684.70/x - Step 3: Cross multiply
1,176,486.34x = 1,764,810.57 × 492,684.70 - Step 4: Simplify right side
1,176,486.34x = 869,495,157,413.23 - Step 5: Solve for x
x = 869,495,157,413.23/1,176,486.34 - Step 6: Final answer
x = 739,060.99
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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.