Finding the Fourth Proportional to 5,819,044.68, 8,030,530.80 and 3,240,725.45
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Solution
The fourth proportional to 5,819,044.68, 8,030,530.80 and 3,240,725.45 is: 4,472,339.87
Step by Step Solution
- Step 1: Write the proportion equation
5,819,044.68 : 8,030,530.80 = 3,240,725.45 : x - Step 2: Convert to fraction form
5,819,044.68/8,030,530.80 = 3,240,725.45/x - Step 3: Cross multiply
5,819,044.68x = 8,030,530.80 × 3,240,725.45 - Step 4: Simplify right side
5,819,044.68x = 26,024,745,500,416.20 - Step 5: Solve for x
x = 26,024,745,500,416.20/5,819,044.68 - Step 6: Final answer
x = 4,472,339.87
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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.