Finding the Fourth Proportional to 1,542,468.24, 2,313,677.52 and 420,537.24
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Solution
The fourth proportional to 1,542,468.24, 2,313,677.52 and 420,537.24 is: 630,799.09
Step by Step Solution
- Step 1: Write the proportion equation
1,542,468.24 : 2,313,677.52 = 420,537.24 : x - Step 2: Convert to fraction form
1,542,468.24/2,313,677.52 = 420,537.24/x - Step 3: Cross multiply
1,542,468.24x = 2,313,677.52 × 420,537.24 - Step 4: Simplify right side
1,542,468.24x = 972,987,558,510.85 - Step 5: Solve for x
x = 972,987,558,510.85/1,542,468.24 - Step 6: Final answer
x = 630,799.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.