Finding the Fourth Proportional to 1,775,532, 2,450,242.80 and 970,716
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Solution
The fourth proportional to 1,775,532, 2,450,242.80 and 970,716 is: 1,339,592.80
Step by Step Solution
- Step 1: Write the proportion equation
1,775,532 : 2,450,242.80 = 970,716 : x - Step 2: Convert to fraction form
1,775,532/2,450,242.80 = 970,716/x - Step 3: Cross multiply
1,775,532x = 2,450,242.80 × 970,716 - Step 4: Simplify right side
1,775,532x = 2,378,489,889,844.80 - Step 5: Solve for x
x = 2,378,489,889,844.80/1,775,532 - Step 6: Final answer
x = 1,339,592.80
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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.