Finding the Fourth Proportional to 1,224,808.98, 1,690,273.02 and 673,496.05
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Solution
The fourth proportional to 1,224,808.98, 1,690,273.02 and 673,496.05 is: 929,444.69
Step by Step Solution
- Step 1: Write the proportion equation
1,224,808.98 : 1,690,273.02 = 673,496.05 : x - Step 2: Convert to fraction form
1,224,808.98/1,690,273.02 = 673,496.05/x - Step 3: Cross multiply
1,224,808.98x = 1,690,273.02 × 673,496.05 - Step 4: Simplify right side
1,224,808.98x = 1,138,392,202,391.57 - Step 5: Solve for x
x = 1,138,392,202,391.57/1,224,808.98 - Step 6: Final answer
x = 929,444.69
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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.