Finding the Fourth Proportional to 1,472,592.14, 2,208,642.15 and 407,741.84
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Solution
The fourth proportional to 1,472,592.14, 2,208,642.15 and 407,741.84 is: 611,544.63
Step by Step Solution
- Step 1: Write the proportion equation
1,472,592.14 : 2,208,642.15 = 407,741.84 : x - Step 2: Convert to fraction form
1,472,592.14/2,208,642.15 = 407,741.84/x - Step 3: Cross multiply
1,472,592.14x = 2,208,642.15 × 407,741.84 - Step 4: Simplify right side
1,472,592.14x = 900,555,814,142.56 - Step 5: Solve for x
x = 900,555,814,142.56/1,472,592.14 - Step 6: Final answer
x = 611,544.63
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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.