Finding the Fourth Proportional to 2,997,472.40, 4,496,208.60 and 867,771.80
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Solution
The fourth proportional to 2,997,472.40, 4,496,208.60 and 867,771.80 is: 1,301,657.70
Step by Step Solution
- Step 1: Write the proportion equation
2,997,472.40 : 4,496,208.60 = 867,771.80 : x - Step 2: Convert to fraction form
2,997,472.40/4,496,208.60 = 867,771.80/x - Step 3: Cross multiply
2,997,472.40x = 4,496,208.60 × 867,771.80 - Step 4: Simplify right side
2,997,472.40x = 3,901,683,029,997.48 - Step 5: Solve for x
x = 3,901,683,029,997.48/2,997,472.40 - Step 6: Final answer
x = 1,301,657.70
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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.