Finding the Fourth Proportional to 1,672,187.67, 2,307,606.30 and 908,246.70
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Solution
The fourth proportional to 1,672,187.67, 2,307,606.30 and 908,246.70 is: 1,253,373.56
Step by Step Solution
- Step 1: Write the proportion equation
1,672,187.67 : 2,307,606.30 = 908,246.70 : x - Step 2: Convert to fraction form
1,672,187.67/2,307,606.30 = 908,246.70/x - Step 3: Cross multiply
1,672,187.67x = 2,307,606.30 × 908,246.70 - Step 4: Simplify right side
1,672,187.67x = 2,095,875,806,874.21 - Step 5: Solve for x
x = 2,095,875,806,874.21/1,672,187.67 - Step 6: Final answer
x = 1,253,373.56
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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.