Finding the Fourth Proportional to 4,372,302.88, 6,514,987.64 and 3,895,323.04
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Solution
The fourth proportional to 4,372,302.88, 6,514,987.64 and 3,895,323.04 is: 5,804,259.71
Step by Step Solution
- Step 1: Write the proportion equation
4,372,302.88 : 6,514,987.64 = 3,895,323.04 : x - Step 2: Convert to fraction form
4,372,302.88/6,514,987.64 = 3,895,323.04/x - Step 3: Cross multiply
4,372,302.88x = 6,514,987.64 × 3,895,323.04 - Step 4: Simplify right side
4,372,302.88x = 25,377,981,459,407.22 - Step 5: Solve for x
x = 25,377,981,459,407.22/4,372,302.88 - Step 6: Final answer
x = 5,804,259.71
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.