Finding the Fourth Proportional to 5,623,175.20, 7,759,992.30 and 3,142,395.84
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Solution
The fourth proportional to 5,623,175.20, 7,759,992.30 and 3,142,395.84 is: 4,336,512.14
Step by Step Solution
- Step 1: Write the proportion equation
5,623,175.20 : 7,759,992.30 = 3,142,395.84 : x - Step 2: Convert to fraction form
5,623,175.20/7,759,992.30 = 3,142,395.84/x - Step 3: Cross multiply
5,623,175.20x = 7,759,992.30 × 3,142,395.84 - Step 4: Simplify right side
5,623,175.20x = 24,384,967,521,952.03 - Step 5: Solve for x
x = 24,384,967,521,952.03/5,623,175.20 - Step 6: Final answer
x = 4,336,512.14
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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.