Finding the Fourth Proportional to 1,453,908.08, 2,180,949.24 and 456,636.08
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Solution
The fourth proportional to 1,453,908.08, 2,180,949.24 and 456,636.08 is: 684,981.48
Step by Step Solution
- Step 1: Write the proportion equation
1,453,908.08 : 2,180,949.24 = 456,636.08 : x - Step 2: Convert to fraction form
1,453,908.08/2,180,949.24 = 456,636.08/x - Step 3: Cross multiply
1,453,908.08x = 2,180,949.24 × 456,636.08 - Step 4: Simplify right side
1,453,908.08x = 995,900,111,632.58 - Step 5: Solve for x
x = 995,900,111,632.58/1,453,908.08 - Step 6: Final answer
x = 684,981.48
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1.5x scale
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.