Finding the Fourth Proportional to 2,827,485.48, 3,901,887.06 and 1,538,296.44
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Solution
The fourth proportional to 2,827,485.48, 3,901,887.06 and 1,538,296.44 is: 2,122,825.75
Step by Step Solution
- Step 1: Write the proportion equation
2,827,485.48 : 3,901,887.06 = 1,538,296.44 : x - Step 2: Convert to fraction form
2,827,485.48/3,901,887.06 = 1,538,296.44/x - Step 3: Cross multiply
2,827,485.48x = 3,901,887.06 × 1,538,296.44 - Step 4: Simplify right side
2,827,485.48x = 6,002,258,973,680.07 - Step 5: Solve for x
x = 6,002,258,973,680.07/2,827,485.48 - Step 6: Final answer
x = 2,122,825.75
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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.