Finding the Fourth Proportional to 2,805,456.26, 3,871,452.06 and 1,581,751.14
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Solution
The fourth proportional to 2,805,456.26, 3,871,452.06 and 1,581,751.14 is: 2,182,772.84
Step by Step Solution
- Step 1: Write the proportion equation
2,805,456.26 : 3,871,452.06 = 1,581,751.14 : x - Step 2: Convert to fraction form
2,805,456.26/3,871,452.06 = 1,581,751.14/x - Step 3: Cross multiply
2,805,456.26x = 3,871,452.06 × 1,581,751.14 - Step 4: Simplify right side
2,805,456.26x = 6,123,673,709,360.35 - Step 5: Solve for x
x = 6,123,673,709,360.35/2,805,456.26 - Step 6: Final answer
x = 2,182,772.84
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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.