Finding the Fourth Proportional to 4,026,877.44, 5,557,091.68 and 2,216,041.44
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Solution
The fourth proportional to 4,026,877.44, 5,557,091.68 and 2,216,041.44 is: 3,058,137.63
Step by Step Solution
- Step 1: Write the proportion equation
4,026,877.44 : 5,557,091.68 = 2,216,041.44 : x - Step 2: Convert to fraction form
4,026,877.44/5,557,091.68 = 2,216,041.44/x - Step 3: Cross multiply
4,026,877.44x = 5,557,091.68 × 2,216,041.44 - Step 4: Simplify right side
4,026,877.44x = 12,314,745,448,759.22 - Step 5: Solve for x
x = 12,314,745,448,759.22/4,026,877.44 - Step 6: Final answer
x = 3,058,137.63
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1.5x scale
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.