Finding the Fourth Proportional to 1,349,116.11, 1,861,785.09 and 737,278.26
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Solution
The fourth proportional to 1,349,116.11, 1,861,785.09 and 737,278.26 is: 1,017,446.65
Step by Step Solution
- Step 1: Write the proportion equation
1,349,116.11 : 1,861,785.09 = 737,278.26 : x - Step 2: Convert to fraction form
1,349,116.11/1,861,785.09 = 737,278.26/x - Step 3: Cross multiply
1,349,116.11x = 1,861,785.09 × 737,278.26 - Step 4: Simplify right side
1,349,116.11x = 1,372,653,671,649.14 - Step 5: Solve for x
x = 1,372,653,671,649.14/1,349,116.11 - Step 6: Final answer
x = 1,017,446.65
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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.