Finding the Fourth Proportional to 5,159,545.28, 7,739,492.64 and 1,373,031.68
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Solution
The fourth proportional to 5,159,545.28, 7,739,492.64 and 1,373,031.68 is: 2,059,594.02
Step by Step Solution
- Step 1: Write the proportion equation
5,159,545.28 : 7,739,492.64 = 1,373,031.68 : x - Step 2: Convert to fraction form
5,159,545.28/7,739,492.64 = 1,373,031.68/x - Step 3: Cross multiply
5,159,545.28x = 7,739,492.64 × 1,373,031.68 - Step 4: Simplify right side
5,159,545.28x = 10,626,568,581,846.83 - Step 5: Solve for x
x = 10,626,568,581,846.83/5,159,545.28 - Step 6: Final answer
x = 2,059,594.02
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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.