Finding the Fourth Proportional to 5,113,943.12, 7,665,522.17 and 1,701,318.21
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Solution
The fourth proportional to 5,113,943.12, 7,665,522.17 and 1,701,318.21 is: 2,550,183.32
Step by Step Solution
- Step 1: Write the proportion equation
5,113,943.12 : 7,665,522.17 = 1,701,318.21 : x - Step 2: Convert to fraction form
5,113,943.12/7,665,522.17 = 1,701,318.21/x - Step 3: Cross multiply
5,113,943.12x = 7,665,522.17 × 1,701,318.21 - Step 4: Simplify right side
5,113,943.12x = 13,041,492,448,473.12 - Step 5: Solve for x
x = 13,041,492,448,473.12/5,113,943.12 - Step 6: Final answer
x = 2,550,183.32
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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.