Finding the Fourth Proportional to 1,614,316.12, 2,227,756.12 and 935,646.28
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Solution
The fourth proportional to 1,614,316.12, 2,227,756.12 and 935,646.28 is: 1,291,191.79
Step by Step Solution
- Step 1: Write the proportion equation
1,614,316.12 : 2,227,756.12 = 935,646.28 : x - Step 2: Convert to fraction form
1,614,316.12/2,227,756.12 = 935,646.28/x - Step 3: Cross multiply
1,614,316.12x = 2,227,756.12 × 935,646.28 - Step 4: Simplify right side
1,614,316.12x = 2,084,391,726,425.23 - Step 5: Solve for x
x = 2,084,391,726,425.23/1,614,316.12 - Step 6: Final answer
x = 1,291,191.79
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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.