Finding the Fourth Proportional to 1,341,463.56, 1,851,201.36 and 729,603.12
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Solution
The fourth proportional to 1,341,463.56, 1,851,201.36 and 729,603.12 is: 1,006,842.32
Step by Step Solution
- Step 1: Write the proportion equation
1,341,463.56 : 1,851,201.36 = 729,603.12 : x - Step 2: Convert to fraction form
1,341,463.56/1,851,201.36 = 729,603.12/x - Step 3: Cross multiply
1,341,463.56x = 1,851,201.36 × 729,603.12 - Step 4: Simplify right side
1,341,463.56x = 1,350,642,288,004.24 - Step 5: Solve for x
x = 1,350,642,288,004.24/1,341,463.56 - Step 6: Final answer
x = 1,006,842.32
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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.