Finding the Fourth Proportional to 2,412,132.44, 3,328,745.28 and 1,432,267.04
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Solution
The fourth proportional to 2,412,132.44, 3,328,745.28 and 1,432,267.04 is: 1,976,530.01
Step by Step Solution
- Step 1: Write the proportion equation
2,412,132.44 : 3,328,745.28 = 1,432,267.04 : x - Step 2: Convert to fraction form
2,412,132.44/3,328,745.28 = 1,432,267.04/x - Step 3: Cross multiply
2,412,132.44x = 3,328,745.28 × 1,432,267.04 - Step 4: Simplify right side
2,412,132.44x = 4,767,652,149,099.57 - Step 5: Solve for x
x = 4,767,652,149,099.57/2,412,132.44 - Step 6: Final answer
x = 1,976,530.01
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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.