Finding the Fourth Proportional to 5,863,564.18, 8,785,618.38 and 4,149,207.70
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Solution
The fourth proportional to 5,863,564.18, 8,785,618.38 and 4,149,207.70 is: 6,216,927.85
Step by Step Solution
- Step 1: Write the proportion equation
5,863,564.18 : 8,785,618.38 = 4,149,207.70 : x - Step 2: Convert to fraction form
5,863,564.18/8,785,618.38 = 4,149,207.70/x - Step 3: Cross multiply
5,863,564.18x = 8,785,618.38 × 4,149,207.70 - Step 4: Simplify right side
5,863,564.18x = 36,453,355,431,557.53 - Step 5: Solve for x
x = 36,453,355,431,557.53/5,863,564.18 - Step 6: Final answer
x = 6,216,927.85
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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.