Finding the Fourth Proportional to 1,728,249.90, 2,384,803.99 and 953,866.47
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Solution
The fourth proportional to 1,728,249.90, 2,384,803.99 and 953,866.47 is: 1,316,235.91
Step by Step Solution
- Step 1: Write the proportion equation
1,728,249.90 : 2,384,803.99 = 953,866.47 : x - Step 2: Convert to fraction form
1,728,249.90/2,384,803.99 = 953,866.47/x - Step 3: Cross multiply
1,728,249.90x = 2,384,803.99 × 953,866.47 - Step 4: Simplify right side
1,728,249.90x = 2,274,784,573,718.56 - Step 5: Solve for x
x = 2,274,784,573,718.56/1,728,249.90 - Step 6: Final answer
x = 1,316,235.91
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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.