Finding the Fourth Proportional to 2,474,384.72, 3,712,157.99 and 768,439.97
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Solution
The fourth proportional to 2,474,384.72, 3,712,157.99 and 768,439.97 is: 1,152,840.35
Step by Step Solution
- Step 1: Write the proportion equation
2,474,384.72 : 3,712,157.99 = 768,439.97 : x - Step 2: Convert to fraction form
2,474,384.72/3,712,157.99 = 768,439.97/x - Step 3: Cross multiply
2,474,384.72x = 3,712,157.99 × 768,439.97 - Step 4: Simplify right side
2,474,384.72x = 2,852,570,552,067.87 - Step 5: Solve for x
x = 2,852,570,552,067.87/2,474,384.72 - Step 6: Final answer
x = 1,152,840.35
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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.