Finding the Fourth Proportional to 5,287,880.56, 7,297,383 and 2,873,588.08
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Solution
The fourth proportional to 5,287,880.56, 7,297,383 and 2,873,588.08 is: 3,965,610.15
Step by Step Solution
- Step 1: Write the proportion equation
5,287,880.56 : 7,297,383 = 2,873,588.08 : x - Step 2: Convert to fraction form
5,287,880.56/7,297,383 = 2,873,588.08/x - Step 3: Cross multiply
5,287,880.56x = 7,297,383 × 2,873,588.08 - Step 4: Simplify right side
5,287,880.56x = 20,969,672,803,994.64 - Step 5: Solve for x
x = 20,969,672,803,994.64/5,287,880.56 - Step 6: Final answer
x = 3,965,610.15
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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.