Finding the Fourth Proportional to 1,492,604.84, 2,059,771.81 and 839,231.43
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Solution
The fourth proportional to 1,492,604.84, 2,059,771.81 and 839,231.43 is: 1,158,126.51
Step by Step Solution
- Step 1: Write the proportion equation
1,492,604.84 : 2,059,771.81 = 839,231.43 : x - Step 2: Convert to fraction form
1,492,604.84/2,059,771.81 = 839,231.43/x - Step 3: Cross multiply
1,492,604.84x = 2,059,771.81 × 839,231.43 - Step 4: Simplify right side
1,492,604.84x = 1,728,625,241,579.99 - Step 5: Solve for x
x = 1,728,625,241,579.99/1,492,604.84 - Step 6: Final answer
x = 1,158,126.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.