Finding the Fourth Proportional to 2,282,423.46, 3,149,705.91 and 1,263,806.34
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Solution
The fourth proportional to 2,282,423.46, 3,149,705.91 and 1,263,806.34 is: 1,744,031.45
Step by Step Solution
- Step 1: Write the proportion equation
2,282,423.46 : 3,149,705.91 = 1,263,806.34 : x - Step 2: Convert to fraction form
2,282,423.46/3,149,705.91 = 1,263,806.34/x - Step 3: Cross multiply
2,282,423.46x = 3,149,705.91 × 1,263,806.34 - Step 4: Simplify right side
2,282,423.46x = 3,980,618,298,193.47 - Step 5: Solve for x
x = 3,980,618,298,193.47/2,282,423.46 - Step 6: Final answer
x = 1,744,031.45
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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.