Finding the Fourth Proportional to 2,457,241.20, 3,685,205.70 and 859,637.70
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Solution
The fourth proportional to 2,457,241.20, 3,685,205.70 and 859,637.70 is: 1,289,227.02
Step by Step Solution
- Step 1: Write the proportion equation
2,457,241.20 : 3,685,205.70 = 859,637.70 : x - Step 2: Convert to fraction form
2,457,241.20/3,685,205.70 = 859,637.70/x - Step 3: Cross multiply
2,457,241.20x = 3,685,205.70 × 859,637.70 - Step 4: Simplify right side
2,457,241.20x = 3,167,941,751,974.89 - Step 5: Solve for x
x = 3,167,941,751,974.89/2,457,241.20 - Step 6: Final answer
x = 1,289,227.02
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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.