Finding the Fourth Proportional to 4,190,818.23, 5,784,909.12 and 2,449,053.14
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Solution
The fourth proportional to 4,190,818.23, 5,784,909.12 and 2,449,053.14 is: 3,380,616.63
Step by Step Solution
- Step 1: Write the proportion equation
4,190,818.23 : 5,784,909.12 = 2,449,053.14 : x - Step 2: Convert to fraction form
4,190,818.23/5,784,909.12 = 2,449,053.14/x - Step 3: Cross multiply
4,190,818.23x = 5,784,909.12 × 2,449,053.14 - Step 4: Simplify right side
4,190,818.23x = 14,167,549,816,026.09 - Step 5: Solve for x
x = 14,167,549,816,026.09/4,190,818.23 - Step 6: Final answer
x = 3,380,616.63
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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.