Finding the Fourth Proportional to 1,540,609.26, 2,126,001.15 and 852,307.02
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Solution
The fourth proportional to 1,540,609.26, 2,126,001.15 and 852,307.02 is: 1,176,161.76
Step by Step Solution
- Step 1: Write the proportion equation
1,540,609.26 : 2,126,001.15 = 852,307.02 : x - Step 2: Convert to fraction form
1,540,609.26/2,126,001.15 = 852,307.02/x - Step 3: Cross multiply
1,540,609.26x = 2,126,001.15 × 852,307.02 - Step 4: Simplify right side
1,540,609.26x = 1,812,005,704,673.07 - Step 5: Solve for x
x = 1,812,005,704,673.07/1,540,609.26 - Step 6: Final answer
x = 1,176,161.76
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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.