Finding the Fourth Proportional to 4,625,695.80, 6,939,204.70 and 1,431,094.68
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Solution
The fourth proportional to 4,625,695.80, 6,939,204.70 and 1,431,094.68 is: 2,146,846.52
Step by Step Solution
- Step 1: Write the proportion equation
4,625,695.80 : 6,939,204.70 = 1,431,094.68 : x - Step 2: Convert to fraction form
4,625,695.80/6,939,204.70 = 1,431,094.68/x - Step 3: Cross multiply
4,625,695.80x = 6,939,204.70 × 1,431,094.68 - Step 4: Simplify right side
4,625,695.80x = 9,930,658,929,601.00 - Step 5: Solve for x
x = 9,930,658,929,601.00/4,625,695.80 - Step 6: Final answer
x = 2,146,846.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.