Finding the Fourth Proportional to 4,188,478.29, 6,279,119.12 and 1,455,670.64
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Solution
The fourth proportional to 4,188,478.29, 6,279,119.12 and 1,455,670.64 is: 2,182,255.39
Step by Step Solution
- Step 1: Write the proportion equation
4,188,478.29 : 6,279,119.12 = 1,455,670.64 : x - Step 2: Convert to fraction form
4,188,478.29/6,279,119.12 = 1,455,670.64/x - Step 3: Cross multiply
4,188,478.29x = 6,279,119.12 × 1,455,670.64 - Step 4: Simplify right side
4,188,478.29x = 9,140,329,320,290.22 - Step 5: Solve for x
x = 9,140,329,320,290.22/4,188,478.29 - Step 6: Final answer
x = 2,182,255.39
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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.