Finding the Fourth Proportional to 2,178,546.08, 3,262,220.40 and 1,334,539.04
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Solution
The fourth proportional to 2,178,546.08, 3,262,220.40 and 1,334,539.04 is: 1,998,378.88
Step by Step Solution
- Step 1: Write the proportion equation
2,178,546.08 : 3,262,220.40 = 1,334,539.04 : x - Step 2: Convert to fraction form
2,178,546.08/3,262,220.40 = 1,334,539.04/x - Step 3: Cross multiply
2,178,546.08x = 3,262,220.40 × 1,334,539.04 - Step 4: Simplify right side
2,178,546.08x = 4,353,560,480,884.42 - Step 5: Solve for x
x = 4,353,560,480,884.42/2,178,546.08 - Step 6: Final answer
x = 1,998,378.88
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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.