Finding the Fourth Proportional to 4,723,659.12, 6,517,024.62 and 2,863,674.48
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Solution
The fourth proportional to 4,723,659.12, 6,517,024.62 and 2,863,674.48 is: 3,950,885.66
Step by Step Solution
- Step 1: Write the proportion equation
4,723,659.12 : 6,517,024.62 = 2,863,674.48 : x - Step 2: Convert to fraction form
4,723,659.12/6,517,024.62 = 2,863,674.48/x - Step 3: Cross multiply
4,723,659.12x = 6,517,024.62 × 2,863,674.48 - Step 4: Simplify right side
4,723,659.12x = 18,662,637,089,825.70 - Step 5: Solve for x
x = 18,662,637,089,825.70/4,723,659.12 - Step 6: Final answer
x = 3,950,885.66
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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.