Finding the Fourth Proportional to 1,925,174.37, 2,656,888.19 and 1,098,266.12
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Solution
The fourth proportional to 1,925,174.37, 2,656,888.19 and 1,098,266.12 is: 1,515,691.41
Step by Step Solution
- Step 1: Write the proportion equation
1,925,174.37 : 2,656,888.19 = 1,098,266.12 : x - Step 2: Convert to fraction form
1,925,174.37/2,656,888.19 = 1,098,266.12/x - Step 3: Cross multiply
1,925,174.37x = 2,656,888.19 × 1,098,266.12 - Step 4: Simplify right side
1,925,174.37x = 2,917,970,264,929.35 - Step 5: Solve for x
x = 2,917,970,264,929.35/1,925,174.37 - Step 6: Final answer
x = 1,515,691.41
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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.