Finding the Fourth Proportional to 1,177,502.80, 1,767,031.80 and 672,062.80
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Solution
The fourth proportional to 1,177,502.80, 1,767,031.80 and 672,062.80 is: 1,008,538.02
Step by Step Solution
- Step 1: Write the proportion equation
1,177,502.80 : 1,767,031.80 = 672,062.80 : x - Step 2: Convert to fraction form
1,177,502.80/1,767,031.80 = 672,062.80/x - Step 3: Cross multiply
1,177,502.80x = 1,767,031.80 × 672,062.80 - Step 4: Simplify right side
1,177,502.80x = 1,187,556,339,197.04 - Step 5: Solve for x
x = 1,187,556,339,197.04/1,177,502.80 - Step 6: Final answer
x = 1,008,538.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.