Finding the Fourth Proportional to 1,349,042.99, 1,861,703.66 and 737,221.54
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Solution
The fourth proportional to 1,349,042.99, 1,861,703.66 and 737,221.54 is: 1,017,379.01
Step by Step Solution
- Step 1: Write the proportion equation
1,349,042.99 : 1,861,703.66 = 737,221.54 : x - Step 2: Convert to fraction form
1,349,042.99/1,861,703.66 = 737,221.54/x - Step 3: Cross multiply
1,349,042.99x = 1,861,703.66 × 737,221.54 - Step 4: Simplify right side
1,349,042.99x = 1,372,488,026,254.21 - Step 5: Solve for x
x = 1,372,488,026,254.21/1,349,042.99 - Step 6: Final answer
x = 1,017,379.01
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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.