Finding the Fourth Proportional to 5,968,913.80, 8,962,701.90 and 3,449,489.80
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Solution
The fourth proportional to 5,968,913.80, 8,962,701.90 and 3,449,489.80 is: 5,179,627.29
Step by Step Solution
- Step 1: Write the proportion equation
5,968,913.80 : 8,962,701.90 = 3,449,489.80 : x - Step 2: Convert to fraction form
5,968,913.80/8,962,701.90 = 3,449,489.80/x - Step 3: Cross multiply
5,968,913.80x = 8,962,701.90 × 3,449,489.80 - Step 4: Simplify right side
5,968,913.80x = 30,916,748,784,490.62 - Step 5: Solve for x
x = 30,916,748,784,490.62/5,968,913.80 - Step 6: Final answer
x = 5,179,627.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.