Finding the Third Proportional to 577,619.81 and 1,288,053.19
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Solution
The third proportional to 577,619.81 and 1,288,053.19 is: 2,872,271.65
Step by Step Solution
- Step 1: Write the proportion equation
577,619.81 : 1,288,053.19 = 1,288,053.19 : x - Step 2: Convert to fraction form
577,619.81/1,288,053.19 = 1,288,053.19/x - Step 3: Cross multiply
577,619.81x = 1,288,053.19 × 1,288,053.19 - Step 4: Simplify right side
577,619.81x = 1,659,081,013,828.91 - Step 5: Solve for x
x = 1,659,081,013,828.91/577,619.81 - Step 6: Final answer
x = 2,872,271.65
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Why These Related Problems?
These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.