Finding the Fourth Proportional to 1,418,236.88, 1,957,482.48 and 901,886.12
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Solution
The fourth proportional to 1,418,236.88, 1,957,482.48 and 901,886.12 is: 1,244,803.53
Step by Step Solution
- Step 1: Write the proportion equation
1,418,236.88 : 1,957,482.48 = 901,886.12 : x - Step 2: Convert to fraction form
1,418,236.88/1,957,482.48 = 901,886.12/x - Step 3: Cross multiply
1,418,236.88x = 1,957,482.48 × 901,886.12 - Step 4: Simplify right side
1,418,236.88x = 1,765,426,278,855.18 - Step 5: Solve for x
x = 1,765,426,278,855.18/1,418,236.88 - Step 6: Final answer
x = 1,244,803.53
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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.