Finding the Fourth Proportional to 2,570,235.20, 3,546,945.12 and 1,424,334.56
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Solution
The fourth proportional to 2,570,235.20, 3,546,945.12 and 1,424,334.56 is: 1,965,593.08
Step by Step Solution
- Step 1: Write the proportion equation
2,570,235.20 : 3,546,945.12 = 1,424,334.56 : x - Step 2: Convert to fraction form
2,570,235.20/3,546,945.12 = 1,424,334.56/x - Step 3: Cross multiply
2,570,235.20x = 3,546,945.12 × 1,424,334.56 - Step 4: Simplify right side
2,570,235.20x = 5,052,036,516,839.35 - Step 5: Solve for x
x = 5,052,036,516,839.35/2,570,235.20 - Step 6: Final answer
x = 1,965,593.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.