Finding the Fourth Proportional to 2,470,927.48, 3,409,951.16 and 1,383,192.55
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Solution
The fourth proportional to 2,470,927.48, 3,409,951.16 and 1,383,192.55 is: 1,908,845.60
Step by Step Solution
- Step 1: Write the proportion equation
2,470,927.48 : 3,409,951.16 = 1,383,192.55 : x - Step 2: Convert to fraction form
2,470,927.48/3,409,951.16 = 1,383,192.55/x - Step 3: Cross multiply
2,470,927.48x = 3,409,951.16 × 1,383,192.55 - Step 4: Simplify right side
2,470,927.48x = 4,716,619,048,096.28 - Step 5: Solve for x
x = 4,716,619,048,096.28/2,470,927.48 - Step 6: Final answer
x = 1,908,845.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.