Finding the Fourth Proportional to 1,197,445.36, 1,794,612.84 and 486,646.24
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Solution
The fourth proportional to 1,197,445.36, 1,794,612.84 and 486,646.24 is: 729,337.32
Step by Step Solution
- Step 1: Write the proportion equation
1,197,445.36 : 1,794,612.84 = 486,646.24 : x - Step 2: Convert to fraction form
1,197,445.36/1,794,612.84 = 486,646.24/x - Step 3: Cross multiply
1,197,445.36x = 1,794,612.84 × 486,646.24 - Step 4: Simplify right side
1,197,445.36x = 873,341,590,841.72 - Step 5: Solve for x
x = 873,341,590,841.72/1,197,445.36 - Step 6: Final answer
x = 729,337.32
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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.