Finding the Fourth Proportional to 1,266,675.99, 1,748,012.27 and 685,899.02
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Solution
The fourth proportional to 1,266,675.99, 1,748,012.27 and 685,899.02 is: 946,540.32
Step by Step Solution
- Step 1: Write the proportion equation
1,266,675.99 : 1,748,012.27 = 685,899.02 : x - Step 2: Convert to fraction form
1,266,675.99/1,748,012.27 = 685,899.02/x - Step 3: Cross multiply
1,266,675.99x = 1,748,012.27 × 685,899.02 - Step 4: Simplify right side
1,266,675.99x = 1,198,959,890,771.42 - Step 5: Solve for x
x = 1,198,959,890,771.42/1,266,675.99 - Step 6: Final answer
x = 946,540.32
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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.