Finding the Fourth Proportional to 3,962,405.80, 5,943,608.70 and 970,589.80
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Solution
The fourth proportional to 3,962,405.80, 5,943,608.70 and 970,589.80 is: 1,455,884.70
Step by Step Solution
- Step 1: Write the proportion equation
3,962,405.80 : 5,943,608.70 = 970,589.80 : x - Step 2: Convert to fraction form
3,962,405.80/5,943,608.70 = 970,589.80/x - Step 3: Cross multiply
3,962,405.80x = 5,943,608.70 × 970,589.80 - Step 4: Simplify right side
3,962,405.80x = 5,768,805,979,411.26 - Step 5: Solve for x
x = 5,768,805,979,411.26/3,962,405.80 - Step 6: Final answer
x = 1,455,884.70
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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.