Finding the Fourth Proportional to 2,194,865.35, 3,308,748.98 and 2,048,555.05
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Solution
The fourth proportional to 2,194,865.35, 3,308,748.98 and 2,048,555.05 is: 3,088,186.91
Step by Step Solution
- Step 1: Write the proportion equation
2,194,865.35 : 3,308,748.98 = 2,048,555.05 : x - Step 2: Convert to fraction form
2,194,865.35/3,308,748.98 = 2,048,555.05/x - Step 3: Cross multiply
2,194,865.35x = 3,308,748.98 × 2,048,555.05 - Step 4: Simplify right side
2,194,865.35x = 6,778,154,432,161.35 - Step 5: Solve for x
x = 6,778,154,432,161.35/2,194,865.35 - Step 6: Final answer
x = 3,088,186.91
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.