Finding the Fourth Proportional to 3,508,403.49, 5,264,704.76 and 1,513,859.49
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Solution
The fourth proportional to 3,508,403.49, 5,264,704.76 and 1,513,859.49 is: 2,271,695.17
Step by Step Solution
- Step 1: Write the proportion equation
3,508,403.49 : 5,264,704.76 = 1,513,859.49 : x - Step 2: Convert to fraction form
3,508,403.49/5,264,704.76 = 1,513,859.49/x - Step 3: Cross multiply
3,508,403.49x = 5,264,704.76 × 1,513,859.49 - Step 4: Simplify right side
3,508,403.49x = 7,970,023,255,404.88 - Step 5: Solve for x
x = 7,970,023,255,404.88/3,508,403.49 - Step 6: Final answer
x = 2,271,695.17
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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.