Finding the Fourth Proportional to 1,482,648.72, 2,044,526.88 and 1,268,497.68
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Solution
The fourth proportional to 1,482,648.72, 2,044,526.88 and 1,268,497.68 is: 1,749,219.20
Step by Step Solution
- Step 1: Write the proportion equation
1,482,648.72 : 2,044,526.88 = 1,268,497.68 : x - Step 2: Convert to fraction form
1,482,648.72/2,044,526.88 = 1,268,497.68/x - Step 3: Cross multiply
1,482,648.72x = 2,044,526.88 × 1,268,497.68 - Step 4: Simplify right side
1,482,648.72x = 2,593,477,603,977.64 - Step 5: Solve for x
x = 2,593,477,603,977.64/1,482,648.72 - Step 6: Final answer
x = 1,749,219.20
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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.