Finding the Fourth Proportional to 1,609,423.80, 2,414,459.70 and 472,183.80
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Solution
The fourth proportional to 1,609,423.80, 2,414,459.70 and 472,183.80 is: 708,370.76
Step by Step Solution
- Step 1: Write the proportion equation
1,609,423.80 : 2,414,459.70 = 472,183.80 : x - Step 2: Convert to fraction form
1,609,423.80/2,414,459.70 = 472,183.80/x - Step 3: Cross multiply
1,609,423.80x = 2,414,459.70 × 472,183.80 - Step 4: Simplify right side
1,609,423.80x = 1,140,068,756,092.86 - Step 5: Solve for x
x = 1,140,068,756,092.86/1,609,423.80 - Step 6: Final answer
x = 708,370.76
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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.