Finding the Fourth Proportional to 2,491,924.14, 3,438,856.69 and 1,346,004.49
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Solution
The fourth proportional to 2,491,924.14, 3,438,856.69 and 1,346,004.49 is: 1,857,486.93
Step by Step Solution
- Step 1: Write the proportion equation
2,491,924.14 : 3,438,856.69 = 1,346,004.49 : x - Step 2: Convert to fraction form
2,491,924.14/3,438,856.69 = 1,346,004.49/x - Step 3: Cross multiply
2,491,924.14x = 3,438,856.69 × 1,346,004.49 - Step 4: Simplify right side
2,491,924.14x = 4,628,716,528,012.26 - Step 5: Solve for x
x = 4,628,716,528,012.26/2,491,924.14 - Step 6: Final answer
x = 1,857,486.93
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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.