Finding the Fourth Proportional to 1,373,122.74, 1,895,021.67 and 761,467.37
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Solution
The fourth proportional to 1,373,122.74, 1,895,021.67 and 761,467.37 is: 1,050,887.23
Step by Step Solution
- Step 1: Write the proportion equation
1,373,122.74 : 1,895,021.67 = 761,467.37 : x - Step 2: Convert to fraction form
1,373,122.74/1,895,021.67 = 761,467.37/x - Step 3: Cross multiply
1,373,122.74x = 1,895,021.67 × 761,467.37 - Step 4: Simplify right side
1,373,122.74x = 1,442,997,160,528.30 - Step 5: Solve for x
x = 1,442,997,160,528.30/1,373,122.74 - Step 6: Final answer
x = 1,050,887.23
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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.