Finding the Fourth Proportional to 1,958,366.70, 2,934,074.78 and 818,616.44
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Solution
The fourth proportional to 1,958,366.70, 2,934,074.78 and 818,616.44 is: 1,226,471.96
Step by Step Solution
- Step 1: Write the proportion equation
1,958,366.70 : 2,934,074.78 = 818,616.44 : x - Step 2: Convert to fraction form
1,958,366.70/2,934,074.78 = 818,616.44/x - Step 3: Cross multiply
1,958,366.70x = 2,934,074.78 × 818,616.44 - Step 4: Simplify right side
1,958,366.70x = 2,401,881,851,097.38 - Step 5: Solve for x
x = 2,401,881,851,097.38/1,958,366.70 - Step 6: Final answer
x = 1,226,471.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.