Finding the Fourth Proportional to 2,660,709.24, 3,671,782.08 and 1,514,789.56
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Solution
The fourth proportional to 2,660,709.24, 3,671,782.08 and 1,514,789.56 is: 2,090,411.49
Step by Step Solution
- Step 1: Write the proportion equation
2,660,709.24 : 3,671,782.08 = 1,514,789.56 : x - Step 2: Convert to fraction form
2,660,709.24/3,671,782.08 = 1,514,789.56/x - Step 3: Cross multiply
2,660,709.24x = 3,671,782.08 × 1,514,789.56 - Step 4: Simplify right side
2,660,709.24x = 5,561,977,161,379.09 - Step 5: Solve for x
x = 5,561,977,161,379.09/2,660,709.24 - Step 6: Final answer
x = 2,090,411.49
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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.