Finding the Fourth Proportional to 4,531,372.80, 6,797,059.20 and 4,310,923.20
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Solution
The fourth proportional to 4,531,372.80, 6,797,059.20 and 4,310,923.20 is: 6,466,384.80
Step by Step Solution
- Step 1: Write the proportion equation
4,531,372.80 : 6,797,059.20 = 4,310,923.20 : x - Step 2: Convert to fraction form
4,531,372.80/6,797,059.20 = 4,310,923.20/x - Step 3: Cross multiply
4,531,372.80x = 6,797,059.20 × 4,310,923.20 - Step 4: Simplify right side
4,531,372.80x = 29,301,600,197,053.44 - Step 5: Solve for x
x = 29,301,600,197,053.44/4,531,372.80 - Step 6: Final answer
x = 6,466,384.80
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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.