Finding the Fourth Proportional to 1,191,499.24, 1,644,652.26 and 762,934.12
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Solution
The fourth proportional to 1,191,499.24, 1,644,652.26 and 762,934.12 is: 1,053,094.52
Step by Step Solution
- Step 1: Write the proportion equation
1,191,499.24 : 1,644,652.26 = 762,934.12 : x - Step 2: Convert to fraction form
1,191,499.24/1,644,652.26 = 762,934.12/x - Step 3: Cross multiply
1,191,499.24x = 1,644,652.26 × 762,934.12 - Step 4: Simplify right side
1,191,499.24x = 1,254,761,324,689.11 - Step 5: Solve for x
x = 1,254,761,324,689.11/1,191,499.24 - Step 6: Final answer
x = 1,053,094.52
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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.