Finding the Fourth Proportional to 4,515,862.08, 6,231,085.70 and 2,555,730.92
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Solution
The fourth proportional to 4,515,862.08, 6,231,085.70 and 2,555,730.92 is: 3,526,453.67
Step by Step Solution
- Step 1: Write the proportion equation
4,515,862.08 : 6,231,085.70 = 2,555,730.92 : x - Step 2: Convert to fraction form
4,515,862.08/6,231,085.70 = 2,555,730.92/x - Step 3: Cross multiply
4,515,862.08x = 6,231,085.70 × 2,555,730.92 - Step 4: Simplify right side
4,515,862.08x = 15,924,978,388,659.84 - Step 5: Solve for x
x = 15,924,978,388,659.84/4,515,862.08 - Step 6: Final answer
x = 3,526,453.67
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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.