Finding the Fourth Proportional to 4,878,741.41, 6,732,656.54 and 2,703,425.44
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Solution
The fourth proportional to 4,878,741.41, 6,732,656.54 and 2,703,425.44 is: 3,730,723.44
Step by Step Solution
- Step 1: Write the proportion equation
4,878,741.41 : 6,732,656.54 = 2,703,425.44 : x - Step 2: Convert to fraction form
4,878,741.41/6,732,656.54 = 2,703,425.44/x - Step 3: Cross multiply
4,878,741.41x = 6,732,656.54 × 2,703,425.44 - Step 4: Simplify right side
4,878,741.41x = 18,201,234,942,113.66 - Step 5: Solve for x
x = 18,201,234,942,113.66/4,878,741.41 - Step 6: Final answer
x = 3,730,723.44
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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.