Finding the Fourth Proportional to 5,529,287.60, 8,293,341.80 and 1,935,123.20
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Solution
The fourth proportional to 5,529,287.60, 8,293,341.80 and 1,935,123.20 is: 2,902,478.45
Step by Step Solution
- Step 1: Write the proportion equation
5,529,287.60 : 8,293,341.80 = 1,935,123.20 : x - Step 2: Convert to fraction form
5,529,287.60/8,293,341.80 = 1,935,123.20/x - Step 3: Cross multiply
5,529,287.60x = 8,293,341.80 × 1,935,123.20 - Step 4: Simplify right side
5,529,287.60x = 16,048,638,122,709.76 - Step 5: Solve for x
x = 16,048,638,122,709.76/5,529,287.60 - Step 6: Final answer
x = 2,902,478.45
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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.