Finding the Fourth Proportional to 1,215,189.83, 1,676,953.99 and 671,360.69
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Solution
The fourth proportional to 1,215,189.83, 1,676,953.99 and 671,360.69 is: 926,473.35
Step by Step Solution
- Step 1: Write the proportion equation
1,215,189.83 : 1,676,953.99 = 671,360.69 : x - Step 2: Convert to fraction form
1,215,189.83/1,676,953.99 = 671,360.69/x - Step 3: Cross multiply
1,215,189.83x = 1,676,953.99 × 671,360.69 - Step 4: Simplify right side
1,215,189.83x = 1,125,840,987,824.65 - Step 5: Solve for x
x = 1,125,840,987,824.65/1,215,189.83 - Step 6: Final answer
x = 926,473.35
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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.