Finding the Fourth Proportional to 4,473,489.15, 6,173,497.31 and 2,486,811.74
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Solution
The fourth proportional to 4,473,489.15, 6,173,497.31 and 2,486,811.74 is: 3,431,845.93
Step by Step Solution
- Step 1: Write the proportion equation
4,473,489.15 : 6,173,497.31 = 2,486,811.74 : x - Step 2: Convert to fraction form
4,473,489.15/6,173,497.31 = 2,486,811.74/x - Step 3: Cross multiply
4,473,489.15x = 6,173,497.31 × 2,486,811.74 - Step 4: Simplify right side
4,473,489.15x = 15,352,325,544,064.87 - Step 5: Solve for x
x = 15,352,325,544,064.87/4,473,489.15 - Step 6: Final answer
x = 3,431,845.93
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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.