Finding the Fourth Proportional to 2,534,694.24, 3,497,877.36 and 1,388,818.08
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Solution
The fourth proportional to 2,534,694.24, 3,497,877.36 and 1,388,818.08 is: 1,916,568.57
Step by Step Solution
- Step 1: Write the proportion equation
2,534,694.24 : 3,497,877.36 = 1,388,818.08 : x - Step 2: Convert to fraction form
2,534,694.24/3,497,877.36 = 1,388,818.08/x - Step 3: Cross multiply
2,534,694.24x = 3,497,877.36 × 1,388,818.08 - Step 4: Simplify right side
2,534,694.24x = 4,857,915,319,190.67 - Step 5: Solve for x
x = 4,857,915,319,190.67/2,534,694.24 - Step 6: Final answer
x = 1,916,568.57
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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.