Finding the Fourth Proportional to 2,538,888.24, 3,503,602.44 and 1,421,261.58
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Solution
The fourth proportional to 2,538,888.24, 3,503,602.44 and 1,421,261.58 is: 1,961,305.53
Step by Step Solution
- Step 1: Write the proportion equation
2,538,888.24 : 3,503,602.44 = 1,421,261.58 : x - Step 2: Convert to fraction form
2,538,888.24/3,503,602.44 = 1,421,261.58/x - Step 3: Cross multiply
2,538,888.24x = 3,503,602.44 × 1,421,261.58 - Step 4: Simplify right side
2,538,888.24x = 4,979,535,539,566.26 - Step 5: Solve for x
x = 4,979,535,539,566.26/2,538,888.24 - Step 6: Final answer
x = 1,961,305.53
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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.