Finding the Fourth Proportional to 5,012,480.17, 6,917,037.41 and 2,720,591.65
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Solution
The fourth proportional to 5,012,480.17, 6,917,037.41 and 2,720,591.65 is: 3,754,315.94
Step by Step Solution
- Step 1: Write the proportion equation
5,012,480.17 : 6,917,037.41 = 2,720,591.65 : x - Step 2: Convert to fraction form
5,012,480.17/6,917,037.41 = 2,720,591.65/x - Step 3: Cross multiply
5,012,480.17x = 6,917,037.41 × 2,720,591.65 - Step 4: Simplify right side
5,012,480.17x = 18,818,434,172,195.48 - Step 5: Solve for x
x = 18,818,434,172,195.48/5,012,480.17 - Step 6: Final answer
x = 3,754,315.94
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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.