Finding the Fourth Proportional to 3,660,742.41, 5,487,242.04 and 1,353,753.11
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Solution
The fourth proportional to 3,660,742.41, 5,487,242.04 and 1,353,753.11 is: 2,029,197.95
Step by Step Solution
- Step 1: Write the proportion equation
3,660,742.41 : 5,487,242.04 = 1,353,753.11 : x - Step 2: Convert to fraction form
3,660,742.41/5,487,242.04 = 1,353,753.11/x - Step 3: Cross multiply
3,660,742.41x = 5,487,242.04 × 1,353,753.11 - Step 4: Simplify right side
3,660,742.41x = 7,428,371,000,310.66 - Step 5: Solve for x
x = 7,428,371,000,310.66/3,660,742.41 - Step 6: Final answer
x = 2,029,197.95
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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.