Finding the Fourth Proportional to 1,612,951.44, 2,225,855.36 and 887,783.60
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Solution
The fourth proportional to 1,612,951.44, 2,225,855.36 and 887,783.60 is: 1,225,131.67
Step by Step Solution
- Step 1: Write the proportion equation
1,612,951.44 : 2,225,855.36 = 887,783.60 : x - Step 2: Convert to fraction form
1,612,951.44/2,225,855.36 = 887,783.60/x - Step 3: Cross multiply
1,612,951.44x = 2,225,855.36 × 887,783.60 - Step 4: Simplify right side
1,612,951.44x = 1,976,077,884,580.10 - Step 5: Solve for x
x = 1,976,077,884,580.10/1,612,951.44 - Step 6: Final answer
x = 1,225,131.67
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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.