Finding the Fourth Proportional to 2,746,154.80, 4,119,232.20 and 1,738,385.20
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Solution
The fourth proportional to 2,746,154.80, 4,119,232.20 and 1,738,385.20 is: 2,607,577.80
Step by Step Solution
- Step 1: Write the proportion equation
2,746,154.80 : 4,119,232.20 = 1,738,385.20 : x - Step 2: Convert to fraction form
2,746,154.80/4,119,232.20 = 1,738,385.20/x - Step 3: Cross multiply
2,746,154.80x = 4,119,232.20 × 1,738,385.20 - Step 4: Simplify right side
2,746,154.80x = 7,160,812,291,843.44 - Step 5: Solve for x
x = 7,160,812,291,843.44/2,746,154.80 - Step 6: Final answer
x = 2,607,577.80
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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.