Finding the Fourth Proportional to 2,371,600.80, 3,272,810.14 and 1,283,872.36
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Solution
The fourth proportional to 2,371,600.80, 3,272,810.14 and 1,283,872.36 is: 1,771,744.42
Step by Step Solution
- Step 1: Write the proportion equation
2,371,600.80 : 3,272,810.14 = 1,283,872.36 : x - Step 2: Convert to fraction form
2,371,600.80/3,272,810.14 = 1,283,872.36/x - Step 3: Cross multiply
2,371,600.80x = 3,272,810.14 × 1,283,872.36 - Step 4: Simplify right side
2,371,600.80x = 4,201,870,478,273.73 - Step 5: Solve for x
x = 4,201,870,478,273.73/2,371,600.80 - Step 6: Final answer
x = 1,771,744.42
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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.