Finding the Fourth Proportional to 1,937,570.24, 2,674,216.96 and 1,283,042.48
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Solution
The fourth proportional to 1,937,570.24, 2,674,216.96 and 1,283,042.48 is: 1,770,843.65
Step by Step Solution
- Step 1: Write the proportion equation
1,937,570.24 : 2,674,216.96 = 1,283,042.48 : x - Step 2: Convert to fraction form
1,937,570.24/2,674,216.96 = 1,283,042.48/x - Step 3: Cross multiply
1,937,570.24x = 2,674,216.96 × 1,283,042.48 - Step 4: Simplify right side
1,937,570.24x = 3,431,133,960,416.46 - Step 5: Solve for x
x = 3,431,133,960,416.46/1,937,570.24 - Step 6: Final answer
x = 1,770,843.65
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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.