Finding the Fourth Proportional to 1,760,169.60, 2,639,995.20 and 498,124.80
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Solution
The fourth proportional to 1,760,169.60, 2,639,995.20 and 498,124.80 is: 747,113.85
Step by Step Solution
- Step 1: Write the proportion equation
1,760,169.60 : 2,639,995.20 = 498,124.80 : x - Step 2: Convert to fraction form
1,760,169.60/2,639,995.20 = 498,124.80/x - Step 3: Cross multiply
1,760,169.60x = 2,639,995.20 × 498,124.80 - Step 4: Simplify right side
1,760,169.60x = 1,315,047,081,000.96 - Step 5: Solve for x
x = 1,315,047,081,000.96/1,760,169.60 - Step 6: Final answer
x = 747,113.85
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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.