Finding the Fourth Proportional to 1,707,112.46, 2,353,079.11 and 1,155,654.26
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Solution
The fourth proportional to 1,707,112.46, 2,353,079.11 and 1,155,654.26 is: 1,592,950.65
Step by Step Solution
- Step 1: Write the proportion equation
1,707,112.46 : 2,353,079.11 = 1,155,654.26 : x - Step 2: Convert to fraction form
1,707,112.46/2,353,079.11 = 1,155,654.26/x - Step 3: Cross multiply
1,707,112.46x = 2,353,079.11 × 1,155,654.26 - Step 4: Simplify right side
1,707,112.46x = 2,719,345,900,542.91 - Step 5: Solve for x
x = 2,719,345,900,542.91/1,707,112.46 - Step 6: Final answer
x = 1,592,950.65
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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.