Finding the Fourth Proportional to 1,925,174.01, 2,656,887.66 and 1,098,265.77
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Solution
The fourth proportional to 1,925,174.01, 2,656,887.66 and 1,098,265.77 is: 1,515,690.92
Step by Step Solution
- Step 1: Write the proportion equation
1,925,174.01 : 2,656,887.66 = 1,098,265.77 : x - Step 2: Convert to fraction form
1,925,174.01/2,656,887.66 = 1,098,265.77/x - Step 3: Cross multiply
1,925,174.01x = 2,656,887.66 × 1,098,265.77 - Step 4: Simplify right side
1,925,174.01x = 2,917,968,771,713.40 - Step 5: Solve for x
x = 2,917,968,771,713.40/1,925,174.01 - Step 6: Final answer
x = 1,515,690.92
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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.