Finding the Fourth Proportional to 1,237,246.66, 1,707,501.52 and 686,134.96
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Solution
The fourth proportional to 1,237,246.66, 1,707,501.52 and 686,134.96 is: 946,922.33
Step by Step Solution
- Step 1: Write the proportion equation
1,237,246.66 : 1,707,501.52 = 686,134.96 : x - Step 2: Convert to fraction form
1,237,246.66/1,707,501.52 = 686,134.96/x - Step 3: Cross multiply
1,237,246.66x = 1,707,501.52 × 686,134.96 - Step 4: Simplify right side
1,237,246.66x = 1,171,576,489,459.24 - Step 5: Solve for x
x = 1,171,576,489,459.24/1,237,246.66 - Step 6: Final answer
x = 946,922.33
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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.