Finding the Fourth Proportional to 4,729,918.43, 6,527,285.82 and 2,554,462.05
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Solution
The fourth proportional to 4,729,918.43, 6,527,285.82 and 2,554,462.05 is: 3,525,156.76
Step by Step Solution
- Step 1: Write the proportion equation
4,729,918.43 : 6,527,285.82 = 2,554,462.05 : x - Step 2: Convert to fraction form
4,729,918.43/6,527,285.82 = 2,554,462.05/x - Step 3: Cross multiply
4,729,918.43x = 6,527,285.82 × 2,554,462.05 - Step 4: Simplify right side
4,729,918.43x = 16,673,703,916,693.13 - Step 5: Solve for x
x = 16,673,703,916,693.13/4,729,918.43 - Step 6: Final answer
x = 3,525,156.76
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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.