Finding the Fourth Proportional to 2,934,690.40, 4,402,035.60 and 804,989.80
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Solution
The fourth proportional to 2,934,690.40, 4,402,035.60 and 804,989.80 is: 1,207,484.70
Step by Step Solution
- Step 1: Write the proportion equation
2,934,690.40 : 4,402,035.60 = 804,989.80 : x - Step 2: Convert to fraction form
2,934,690.40/4,402,035.60 = 804,989.80/x - Step 3: Cross multiply
2,934,690.40x = 4,402,035.60 × 804,989.80 - Step 4: Simplify right side
2,934,690.40x = 3,543,593,757,236.88 - Step 5: Solve for x
x = 3,543,593,757,236.88/2,934,690.40 - Step 6: Final answer
x = 1,207,484.70
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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.