Finding the Fourth Proportional to 4,520,423.14, 6,238,251.03 and 2,455,478.98
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Solution
The fourth proportional to 4,520,423.14, 6,238,251.03 and 2,455,478.98 is: 3,388,597.44
Step by Step Solution
- Step 1: Write the proportion equation
4,520,423.14 : 6,238,251.03 = 2,455,478.98 : x - Step 2: Convert to fraction form
4,520,423.14/6,238,251.03 = 2,455,478.98/x - Step 3: Cross multiply
4,520,423.14x = 6,238,251.03 × 2,455,478.98 - Step 4: Simplify right side
4,520,423.14x = 15,317,894,276,128.35 - Step 5: Solve for x
x = 15,317,894,276,128.35/4,520,423.14 - Step 6: Final answer
x = 3,388,597.44
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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.