Finding the Fourth Proportional to 1,514,309.19, 2,270,972.39 and 503,159.65
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Solution
The fourth proportional to 1,514,309.19, 2,270,972.39 and 503,159.65 is: 754,576.20
Step by Step Solution
- Step 1: Write the proportion equation
1,514,309.19 : 2,270,972.39 = 503,159.65 : x - Step 2: Convert to fraction form
1,514,309.19/2,270,972.39 = 503,159.65/x - Step 3: Cross multiply
1,514,309.19x = 2,270,972.39 × 503,159.65 - Step 4: Simplify right side
1,514,309.19x = 1,142,661,672,912.06 - Step 5: Solve for x
x = 1,142,661,672,912.06/1,514,309.19 - Step 6: Final answer
x = 754,576.20
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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.