Finding the Fourth Proportional to 2,062,021.94, 2,845,655.52 and 1,190,840.87
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Solution
The fourth proportional to 2,062,021.94, 2,845,655.52 and 1,190,840.87 is: 1,643,398.08
Step by Step Solution
- Step 1: Write the proportion equation
2,062,021.94 : 2,845,655.52 = 1,190,840.87 : x - Step 2: Convert to fraction form
2,062,021.94/2,845,655.52 = 1,190,840.87/x - Step 3: Cross multiply
2,062,021.94x = 2,845,655.52 × 1,190,840.87 - Step 4: Simplify right side
2,062,021.94x = 3,388,722,895,157.10 - Step 5: Solve for x
x = 3,388,722,895,157.10/2,062,021.94 - Step 6: Final answer
x = 1,643,398.08
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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.