Finding the Fourth Proportional to 3,286,903.79, 4,930,885.48 and 1,012,427.13
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Solution
The fourth proportional to 3,286,903.79, 4,930,885.48 and 1,012,427.13 is: 1,518,803.88
Step by Step Solution
- Step 1: Write the proportion equation
3,286,903.79 : 4,930,885.48 = 1,012,427.13 : x - Step 2: Convert to fraction form
3,286,903.79/4,930,885.48 = 1,012,427.13/x - Step 3: Cross multiply
3,286,903.79x = 4,930,885.48 × 1,012,427.13 - Step 4: Simplify right side
3,286,903.79x = 4,992,162,229,929.52 - Step 5: Solve for x
x = 4,992,162,229,929.52/3,286,903.79 - Step 6: Final answer
x = 1,518,803.88
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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.