Finding the Fourth Proportional to 1,350,765.99, 2,025,142.97 and 818,158.59
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Solution
The fourth proportional to 1,350,765.99, 2,025,142.97 and 818,158.59 is: 1,226,628.54
Step by Step Solution
- Step 1: Write the proportion equation
1,350,765.99 : 2,025,142.97 = 818,158.59 : x - Step 2: Convert to fraction form
1,350,765.99/2,025,142.97 = 818,158.59/x - Step 3: Cross multiply
1,350,765.99x = 2,025,142.97 × 818,158.59 - Step 4: Simplify right side
1,350,765.99x = 1,656,888,112,792.82 - Step 5: Solve for x
x = 1,656,888,112,792.82/1,350,765.99 - Step 6: Final answer
x = 1,226,628.54
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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.