Finding the Fourth Proportional to 1,527,238.42, 2,107,466.09 and 882,700.36
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Solution
The fourth proportional to 1,527,238.42, 2,107,466.09 and 882,700.36 is: 1,218,055.44
Step by Step Solution
- Step 1: Write the proportion equation
1,527,238.42 : 2,107,466.09 = 882,700.36 : x - Step 2: Convert to fraction form
1,527,238.42/2,107,466.09 = 882,700.36/x - Step 3: Cross multiply
1,527,238.42x = 2,107,466.09 × 882,700.36 - Step 4: Simplify right side
1,527,238.42x = 1,860,261,065,793.46 - Step 5: Solve for x
x = 1,860,261,065,793.46/1,527,238.42 - Step 6: Final answer
x = 1,218,055.44
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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.