Finding the Fourth Proportional to 2,804,097.12, 3,869,655.84 and 1,514,936.80
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Solution
The fourth proportional to 2,804,097.12, 3,869,655.84 and 1,514,936.80 is: 2,090,613.76
Step by Step Solution
- Step 1: Write the proportion equation
2,804,097.12 : 3,869,655.84 = 1,514,936.80 : x - Step 2: Convert to fraction form
2,804,097.12/3,869,655.84 = 1,514,936.80/x - Step 3: Cross multiply
2,804,097.12x = 3,869,655.84 × 1,514,936.80 - Step 4: Simplify right side
2,804,097.12x = 5,862,284,035,350.91 - Step 5: Solve for x
x = 5,862,284,035,350.91/2,804,097.12 - Step 6: Final answer
x = 2,090,613.76
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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.