Finding the Fourth Proportional to 5,590,262.08, 7,714,382.97 and 3,142,976.68
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Solution
The fourth proportional to 5,590,262.08, 7,714,382.97 and 3,142,976.68 is: 4,337,207.35
Step by Step Solution
- Step 1: Write the proportion equation
5,590,262.08 : 7,714,382.97 = 3,142,976.68 : x - Step 2: Convert to fraction form
5,590,262.08/7,714,382.97 = 3,142,976.68/x - Step 3: Cross multiply
5,590,262.08x = 7,714,382.97 × 3,142,976.68 - Step 4: Simplify right side
5,590,262.08x = 24,246,125,775,299.14 - Step 5: Solve for x
x = 24,246,125,775,299.14/5,590,262.08 - Step 6: Final answer
x = 4,337,207.35
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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.