Finding the Fourth Proportional to 2,474,880.30, 3,712,320.45 and 2,175,698.70
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Solution
The fourth proportional to 2,474,880.30, 3,712,320.45 and 2,175,698.70 is: 3,263,548.05
Step by Step Solution
- Step 1: Write the proportion equation
2,474,880.30 : 3,712,320.45 = 2,175,698.70 : x - Step 2: Convert to fraction form
2,474,880.30/3,712,320.45 = 2,175,698.70/x - Step 3: Cross multiply
2,474,880.30x = 3,712,320.45 × 2,175,698.70 - Step 4: Simplify right side
2,474,880.30x = 8,076,890,777,048.42 - Step 5: Solve for x
x = 8,076,890,777,048.42/2,474,880.30 - Step 6: Final answer
x = 3,263,548.05
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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.