Finding the Fourth Proportional to 2,651,872.44, 3,660,970.86 and 2,069,847.48
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Solution
The fourth proportional to 2,651,872.44, 3,660,970.86 and 2,069,847.48 is: 2,857,472.02
Step by Step Solution
- Step 1: Write the proportion equation
2,651,872.44 : 3,660,970.86 = 2,069,847.48 : x - Step 2: Convert to fraction form
2,651,872.44/3,660,970.86 = 2,069,847.48/x - Step 3: Cross multiply
2,651,872.44x = 3,660,970.86 × 2,069,847.48 - Step 4: Simplify right side
2,651,872.44x = 7,577,651,308,924.43 - Step 5: Solve for x
x = 7,577,651,308,924.43/2,651,872.44 - Step 6: Final answer
x = 2,857,472.02
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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.