Finding the Fourth Proportional to 2,340,468.80, 3,229,828.44 and 1,267,380.80
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Solution
The fourth proportional to 2,340,468.80, 3,229,828.44 and 1,267,380.80 is: 1,748,975.48
Step by Step Solution
- Step 1: Write the proportion equation
2,340,468.80 : 3,229,828.44 = 1,267,380.80 : x - Step 2: Convert to fraction form
2,340,468.80/3,229,828.44 = 1,267,380.80/x - Step 3: Cross multiply
2,340,468.80x = 3,229,828.44 × 1,267,380.80 - Step 4: Simplify right side
2,340,468.80x = 4,093,422,552,149.95 - Step 5: Solve for x
x = 4,093,422,552,149.95/2,340,468.80 - Step 6: Final answer
x = 1,748,975.48
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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.