Finding the Fourth Proportional to 1,449,245.03, 2,173,946.81 and 438,342.54
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Solution
The fourth proportional to 1,449,245.03, 2,173,946.81 and 438,342.54 is: 657,537.79
Step by Step Solution
- Step 1: Write the proportion equation
1,449,245.03 : 2,173,946.81 = 438,342.54 : x - Step 2: Convert to fraction form
1,449,245.03/2,173,946.81 = 438,342.54/x - Step 3: Cross multiply
1,449,245.03x = 2,173,946.81 × 438,342.54 - Step 4: Simplify right side
1,449,245.03x = 952,933,364,328.59 - Step 5: Solve for x
x = 952,933,364,328.59/1,449,245.03 - Step 6: Final answer
x = 657,537.79
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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.