Finding the Fourth Proportional to 1,365,627.36, 1,884,284.41 and 784,738.29
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Solution
The fourth proportional to 1,365,627.36, 1,884,284.41 and 784,738.29 is: 1,082,777.17
Step by Step Solution
- Step 1: Write the proportion equation
1,365,627.36 : 1,884,284.41 = 784,738.29 : x - Step 2: Convert to fraction form
1,365,627.36/1,884,284.41 = 784,738.29/x - Step 3: Cross multiply
1,365,627.36x = 1,884,284.41 × 784,738.29 - Step 4: Simplify right side
1,365,627.36x = 1,478,670,125,777.06 - Step 5: Solve for x
x = 1,478,670,125,777.06/1,365,627.36 - Step 6: Final answer
x = 1,082,777.17
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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.