Finding the Fourth Proportional to 1,453,907.08, 2,180,947.74 and 456,635.08
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Solution
The fourth proportional to 1,453,907.08, 2,180,947.74 and 456,635.08 is: 684,979.98
Step by Step Solution
- Step 1: Write the proportion equation
1,453,907.08 : 2,180,947.74 = 456,635.08 : x - Step 2: Convert to fraction form
1,453,907.08/2,180,947.74 = 456,635.08/x - Step 3: Cross multiply
1,453,907.08x = 2,180,947.74 × 456,635.08 - Step 4: Simplify right side
1,453,907.08x = 995,897,245,730.72 - Step 5: Solve for x
x = 995,897,245,730.72/1,453,907.08 - Step 6: Final answer
x = 684,979.98
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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.