Finding the Fourth Proportional to 2,309,337.34, 3,186,835.67 and 1,276,805.44
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Solution
The fourth proportional to 2,309,337.34, 3,186,835.67 and 1,276,805.44 is: 1,761,963.94
Step by Step Solution
- Step 1: Write the proportion equation
2,309,337.34 : 3,186,835.67 = 1,276,805.44 : x - Step 2: Convert to fraction form
2,309,337.34/3,186,835.67 = 1,276,805.44/x - Step 3: Cross multiply
2,309,337.34x = 3,186,835.67 × 1,276,805.44 - Step 4: Simplify right side
2,309,337.34x = 4,068,969,119,842.04 - Step 5: Solve for x
x = 4,068,969,119,842.04/2,309,337.34 - Step 6: Final answer
x = 1,761,963.94
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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.