Finding the Fourth Proportional to 1,577,912.49, 2,177,881.37 and 966,402.18
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Solution
The fourth proportional to 1,577,912.49, 2,177,881.37 and 966,402.18 is: 1,333,856.80
Step by Step Solution
- Step 1: Write the proportion equation
1,577,912.49 : 2,177,881.37 = 966,402.18 : x - Step 2: Convert to fraction form
1,577,912.49/2,177,881.37 = 966,402.18/x - Step 3: Cross multiply
1,577,912.49x = 2,177,881.37 × 966,402.18 - Step 4: Simplify right side
1,577,912.49x = 2,104,709,298,917.38 - Step 5: Solve for x
x = 2,104,709,298,917.38/1,577,912.49 - Step 6: Final answer
x = 1,333,856.80
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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.