Finding the Fourth Proportional to 3,754,138, 5,184,987.24 and 2,544,814.48
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Solution
The fourth proportional to 3,754,138, 5,184,987.24 and 2,544,814.48 is: 3,514,743.09
Step by Step Solution
- Step 1: Write the proportion equation
3,754,138 : 5,184,987.24 = 2,544,814.48 : x - Step 2: Convert to fraction form
3,754,138/5,184,987.24 = 2,544,814.48/x - Step 3: Cross multiply
3,754,138x = 5,184,987.24 × 2,544,814.48 - Step 4: Simplify right side
3,754,138x = 13,194,830,606,967.24 - Step 5: Solve for x
x = 13,194,830,606,967.24/3,754,138 - Step 6: Final answer
x = 3,514,743.09
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1.5x scale
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.