Finding the Fourth Proportional to 1,364,987.12, 2,047,874.16 and 418,497.44
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Solution
The fourth proportional to 1,364,987.12, 2,047,874.16 and 418,497.44 is: 627,866.80
Step by Step Solution
- Step 1: Write the proportion equation
1,364,987.12 : 2,047,874.16 = 418,497.44 : x - Step 2: Convert to fraction form
1,364,987.12/2,047,874.16 = 418,497.44/x - Step 3: Cross multiply
1,364,987.12x = 2,047,874.16 × 418,497.44 - Step 4: Simplify right side
1,364,987.12x = 857,030,093,402.15 - Step 5: Solve for x
x = 857,030,093,402.15/1,364,987.12 - Step 6: Final answer
x = 627,866.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.