Finding the Fourth Proportional to 4,197,843.76, 6,297,215.63 and 1,165,222.48
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Solution
The fourth proportional to 4,197,843.76, 6,297,215.63 and 1,165,222.48 is: 1,747,958.63
Step by Step Solution
- Step 1: Write the proportion equation
4,197,843.76 : 6,297,215.63 = 1,165,222.48 : x - Step 2: Convert to fraction form
4,197,843.76/6,297,215.63 = 1,165,222.48/x - Step 3: Cross multiply
4,197,843.76x = 6,297,215.63 × 1,165,222.48 - Step 4: Simplify right side
4,197,843.76x = 7,337,657,213,483.36 - Step 5: Solve for x
x = 7,337,657,213,483.36/4,197,843.76 - Step 6: Final answer
x = 1,747,958.63
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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.