Finding the Fourth Proportional to 1,485,963.97, 2,050,846.90 and 832,634.17
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Solution
The fourth proportional to 1,485,963.97, 2,050,846.90 and 832,634.17 is: 1,149,156.53
Step by Step Solution
- Step 1: Write the proportion equation
1,485,963.97 : 2,050,846.90 = 832,634.17 : x - Step 2: Convert to fraction form
1,485,963.97/2,050,846.90 = 832,634.17/x - Step 3: Cross multiply
1,485,963.97x = 2,050,846.90 × 832,634.17 - Step 4: Simplify right side
1,485,963.97x = 1,707,605,199,169.87 - Step 5: Solve for x
x = 1,707,605,199,169.87/1,485,963.97 - Step 6: Final answer
x = 1,149,156.53
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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.