Finding the Fourth Proportional to 2,482,135.20, 3,706,388.04 and 1,970,959.52
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Solution
The fourth proportional to 2,482,135.20, 3,706,388.04 and 1,970,959.52 is: 2,943,087.38
Step by Step Solution
- Step 1: Write the proportion equation
2,482,135.20 : 3,706,388.04 = 1,970,959.52 : x - Step 2: Convert to fraction form
2,482,135.20/3,706,388.04 = 1,970,959.52/x - Step 3: Cross multiply
2,482,135.20x = 3,706,388.04 × 1,970,959.52 - Step 4: Simplify right side
2,482,135.20x = 7,305,140,792,252.14 - Step 5: Solve for x
x = 7,305,140,792,252.14/2,482,135.20 - Step 6: Final answer
x = 2,943,087.38
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.