Finding the Fourth Proportional to 1,577,645.43, 2,177,150.64 and 852,493.12
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Solution
The fourth proportional to 1,577,645.43, 2,177,150.64 and 852,493.12 is: 1,176,440.48
Step by Step Solution
- Step 1: Write the proportion equation
1,577,645.43 : 2,177,150.64 = 852,493.12 : x - Step 2: Convert to fraction form
1,577,645.43/2,177,150.64 = 852,493.12/x - Step 3: Cross multiply
1,577,645.43x = 2,177,150.64 × 852,493.12 - Step 4: Simplify right side
1,577,645.43x = 1,856,005,941,328.19 - Step 5: Solve for x
x = 1,856,005,941,328.19/1,577,645.43 - Step 6: Final answer
x = 1,176,440.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.