Finding the Fourth Proportional to 5,532,141.74, 8,296,416.76 and 1,838,173.44
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Solution
The fourth proportional to 5,532,141.74, 8,296,416.76 and 1,838,173.44 is: 2,756,663.45
Step by Step Solution
- Step 1: Write the proportion equation
5,532,141.74 : 8,296,416.76 = 1,838,173.44 : x - Step 2: Convert to fraction form
5,532,141.74/8,296,416.76 = 1,838,173.44/x - Step 3: Cross multiply
5,532,141.74x = 8,296,416.76 × 1,838,173.44 - Step 4: Simplify right side
5,532,141.74x = 15,250,252,935,402.85 - Step 5: Solve for x
x = 15,250,252,935,402.85/5,532,141.74 - Step 6: Final answer
x = 2,756,663.45
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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.