Finding the Fourth Proportional to 4,435,014.20, 6,652,521.30 and 3,986,241.80
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Solution
The fourth proportional to 4,435,014.20, 6,652,521.30 and 3,986,241.80 is: 5,979,362.70
Step by Step Solution
- Step 1: Write the proportion equation
4,435,014.20 : 6,652,521.30 = 3,986,241.80 : x - Step 2: Convert to fraction form
4,435,014.20/6,652,521.30 = 3,986,241.80/x - Step 3: Cross multiply
4,435,014.20x = 6,652,521.30 × 3,986,241.80 - Step 4: Simplify right side
4,435,014.20x = 26,518,558,481,450.34 - Step 5: Solve for x
x = 26,518,558,481,450.34/4,435,014.20 - Step 6: Final answer
x = 5,979,362.70
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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.