Finding the Fourth Proportional to 1,570,630.75, 2,356,324.75 and 545,812.12
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Solution
The fourth proportional to 1,570,630.75, 2,356,324.75 and 545,812.12 is: 818,849.76
Step by Step Solution
- Step 1: Write the proportion equation
1,570,630.75 : 2,356,324.75 = 545,812.12 : x - Step 2: Convert to fraction form
1,570,630.75/2,356,324.75 = 545,812.12/x - Step 3: Cross multiply
1,570,630.75x = 2,356,324.75 × 545,812.12 - Step 4: Simplify right side
1,570,630.75x = 1,286,110,607,205.97 - Step 5: Solve for x
x = 1,286,110,607,205.97/1,570,630.75 - Step 6: Final answer
x = 818,849.76
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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.