Finding the Fourth Proportional to 1,963,775.24, 2,708,677.14 and 1,274,214.92
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Solution
The fourth proportional to 1,963,775.24, 2,708,677.14 and 1,274,214.92 is: 1,757,551.86
Step by Step Solution
- Step 1: Write the proportion equation
1,963,775.24 : 2,708,677.14 = 1,274,214.92 : x - Step 2: Convert to fraction form
1,963,775.24/2,708,677.14 = 1,274,214.92/x - Step 3: Cross multiply
1,963,775.24x = 2,708,677.14 × 1,274,214.92 - Step 4: Simplify right side
1,963,775.24x = 3,451,436,825,250.93 - Step 5: Solve for x
x = 3,451,436,825,250.93/1,963,775.24 - Step 6: Final answer
x = 1,757,551.86
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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.