Finding the Fourth Proportional to 3,403,992, 5,106,863.04 and 1,274,106.72
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Solution
The fourth proportional to 3,403,992, 5,106,863.04 and 1,274,106.72 is: 1,911,487.61
Step by Step Solution
- Step 1: Write the proportion equation
3,403,992 : 5,106,863.04 = 1,274,106.72 : x - Step 2: Convert to fraction form
3,403,992/5,106,863.04 = 1,274,106.72/x - Step 3: Cross multiply
3,403,992x = 5,106,863.04 × 1,274,106.72 - Step 4: Simplify right side
3,403,992x = 6,506,688,517,383.63 - Step 5: Solve for x
x = 6,506,688,517,383.63/3,403,992 - Step 6: Final answer
x = 1,911,487.61
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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.