Finding the Fourth Proportional to 2,217,471.21, 3,059,926.99 and 1,250,839.08
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Solution
The fourth proportional to 2,217,471.21, 3,059,926.99 and 1,250,839.08 is: 1,726,054.54
Step by Step Solution
- Step 1: Write the proportion equation
2,217,471.21 : 3,059,926.99 = 1,250,839.08 : x - Step 2: Convert to fraction form
2,217,471.21/3,059,926.99 = 1,250,839.08/x - Step 3: Cross multiply
2,217,471.21x = 3,059,926.99 × 1,250,839.08 - Step 4: Simplify right side
2,217,471.21x = 3,827,476,257,911.67 - Step 5: Solve for x
x = 3,827,476,257,911.67/2,217,471.21 - Step 6: Final answer
x = 1,726,054.54
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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.