Finding the Fourth Proportional to 4,335,070.59, 6,503,518.96 and 1,639,336.12
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Solution
The fourth proportional to 4,335,070.59, 6,503,518.96 and 1,639,336.12 is: 2,459,349.46
Step by Step Solution
- Step 1: Write the proportion equation
4,335,070.59 : 6,503,518.96 = 1,639,336.12 : x - Step 2: Convert to fraction form
4,335,070.59/6,503,518.96 = 1,639,336.12/x - Step 3: Cross multiply
4,335,070.59x = 6,503,518.96 × 1,639,336.12 - Step 4: Simplify right side
4,335,070.59x = 10,661,453,517,875.70 - Step 5: Solve for x
x = 10,661,453,517,875.70/4,335,070.59 - Step 6: Final answer
x = 2,459,349.46
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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.