Finding the Fourth Proportional to 5,871,817.20, 8,807,725.80 and 3,352,393.20
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Solution
The fourth proportional to 5,871,817.20, 8,807,725.80 and 3,352,393.20 is: 5,028,589.80
Step by Step Solution
- Step 1: Write the proportion equation
5,871,817.20 : 8,807,725.80 = 3,352,393.20 : x - Step 2: Convert to fraction form
5,871,817.20/8,807,725.80 = 3,352,393.20/x - Step 3: Cross multiply
5,871,817.20x = 8,807,725.80 × 3,352,393.20 - Step 4: Simplify right side
5,871,817.20x = 29,526,960,079,384.56 - Step 5: Solve for x
x = 29,526,960,079,384.56/5,871,817.20 - Step 6: Final answer
x = 5,028,589.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.