Finding the Fourth Proportional to 1,750,923.20, 2,416,310.99 and 986,976.56
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Solution
The fourth proportional to 1,750,923.20, 2,416,310.99 and 986,976.56 is: 1,362,048.49
Step by Step Solution
- Step 1: Write the proportion equation
1,750,923.20 : 2,416,310.99 = 986,976.56 : x - Step 2: Convert to fraction form
1,750,923.20/2,416,310.99 = 986,976.56/x - Step 3: Cross multiply
1,750,923.20x = 2,416,310.99 × 986,976.56 - Step 4: Simplify right side
1,750,923.20x = 2,384,842,291,783.96 - Step 5: Solve for x
x = 2,384,842,291,783.96/1,750,923.20 - Step 6: Final answer
x = 1,362,048.49
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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.