Finding the Fourth Proportional to 2,267,241.39, 3,129,133.28 and 1,722,480.75
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Solution
The fourth proportional to 2,267,241.39, 3,129,133.28 and 1,722,480.75 is: 2,377,281.86
Step by Step Solution
- Step 1: Write the proportion equation
2,267,241.39 : 3,129,133.28 = 1,722,480.75 : x - Step 2: Convert to fraction form
2,267,241.39/3,129,133.28 = 1,722,480.75/x - Step 3: Cross multiply
2,267,241.39x = 3,129,133.28 × 1,722,480.75 - Step 4: Simplify right side
2,267,241.39x = 5,389,871,830,371.96 - Step 5: Solve for x
x = 5,389,871,830,371.96/2,267,241.39 - Step 6: Final answer
x = 2,377,281.86
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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.