Finding the Fourth Proportional to 1,442,461.52, 1,992,633 and 1,313,184.08
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Solution
The fourth proportional to 1,442,461.52, 1,992,633 and 1,313,184.08 is: 1,814,047.65
Step by Step Solution
- Step 1: Write the proportion equation
1,442,461.52 : 1,992,633 = 1,313,184.08 : x - Step 2: Convert to fraction form
1,442,461.52/1,992,633 = 1,313,184.08/x - Step 3: Cross multiply
1,442,461.52x = 1,992,633 × 1,313,184.08 - Step 4: Simplify right side
1,442,461.52x = 2,616,693,932,882.64 - Step 5: Solve for x
x = 2,616,693,932,882.64/1,442,461.52 - Step 6: Final answer
x = 1,814,047.65
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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.