Finding the Fourth Proportional to 2,370,239.40, 3,270,906.74 and 1,282,487.10
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Solution
The fourth proportional to 2,370,239.40, 3,270,906.74 and 1,282,487.10 is: 1,769,819.41
Step by Step Solution
- Step 1: Write the proportion equation
2,370,239.40 : 3,270,906.74 = 1,282,487.10 : x - Step 2: Convert to fraction form
2,370,239.40/3,270,906.74 = 1,282,487.10/x - Step 3: Cross multiply
2,370,239.40x = 3,270,906.74 × 1,282,487.10 - Step 4: Simplify right side
2,370,239.40x = 4,194,895,699,353.06 - Step 5: Solve for x
x = 4,194,895,699,353.06/2,370,239.40 - Step 6: Final answer
x = 1,769,819.41
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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.