Finding the Fourth Proportional to 1,560,636.24, 2,341,110.12 and 423,416.28
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Solution
The fourth proportional to 1,560,636.24, 2,341,110.12 and 423,416.28 is: 635,166.68
Step by Step Solution
- Step 1: Write the proportion equation
1,560,636.24 : 2,341,110.12 = 423,416.28 : x - Step 2: Convert to fraction form
1,560,636.24/2,341,110.12 = 423,416.28/x - Step 3: Cross multiply
1,560,636.24x = 2,341,110.12 × 423,416.28 - Step 4: Simplify right side
1,560,636.24x = 991,264,138,080.75 - Step 5: Solve for x
x = 991,264,138,080.75/1,560,636.24 - Step 6: Final answer
x = 635,166.68
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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.