Finding the Fourth Proportional to 1,540,501.88, 2,125,729.74 and 852,064.28
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Solution
The fourth proportional to 1,540,501.88, 2,125,729.74 and 852,064.28 is: 1,175,758.63
Step by Step Solution
- Step 1: Write the proportion equation
1,540,501.88 : 2,125,729.74 = 852,064.28 : x - Step 2: Convert to fraction form
1,540,501.88/2,125,729.74 = 852,064.28/x - Step 3: Cross multiply
1,540,501.88x = 2,125,729.74 × 852,064.28 - Step 4: Simplify right side
1,540,501.88x = 1,811,258,380,387.69 - Step 5: Solve for x
x = 1,811,258,380,387.69/1,540,501.88 - Step 6: Final answer
x = 1,175,758.63
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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.