Finding the Fourth Proportional to 3,239,206.70, 4,470,105.23 and 1,881,167.18
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Solution
The fourth proportional to 3,239,206.70, 4,470,105.23 and 1,881,167.18 is: 2,596,010.69
Step by Step Solution
- Step 1: Write the proportion equation
3,239,206.70 : 4,470,105.23 = 1,881,167.18 : x - Step 2: Convert to fraction form
3,239,206.70/4,470,105.23 = 1,881,167.18/x - Step 3: Cross multiply
3,239,206.70x = 4,470,105.23 × 1,881,167.18 - Step 4: Simplify right side
3,239,206.70x = 8,409,015,218,065.99 - Step 5: Solve for x
x = 8,409,015,218,065.99/3,239,206.70 - Step 6: Final answer
x = 2,596,010.69
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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.