Finding the Fourth Proportional to 1,537,614.23, 2,121,725.62 and 849,245.18
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Solution
The fourth proportional to 1,537,614.23, 2,121,725.62 and 849,245.18 is: 1,171,857.82
Step by Step Solution
- Step 1: Write the proportion equation
1,537,614.23 : 2,121,725.62 = 849,245.18 : x - Step 2: Convert to fraction form
1,537,614.23/2,121,725.62 = 849,245.18/x - Step 3: Cross multiply
1,537,614.23x = 2,121,725.62 × 849,245.18 - Step 4: Simplify right side
1,537,614.23x = 1,801,865,256,067.51 - Step 5: Solve for x
x = 1,801,865,256,067.51/1,537,614.23 - Step 6: Final answer
x = 1,171,857.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.