Finding the Fourth Proportional to 2,491,134.48, 3,437,776.08 and 1,403,419.10
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Solution
The fourth proportional to 2,491,134.48, 3,437,776.08 and 1,403,419.10 is: 1,936,724.27
Step by Step Solution
- Step 1: Write the proportion equation
2,491,134.48 : 3,437,776.08 = 1,403,419.10 : x - Step 2: Convert to fraction form
2,491,134.48/3,437,776.08 = 1,403,419.10/x - Step 3: Cross multiply
2,491,134.48x = 3,437,776.08 × 1,403,419.10 - Step 4: Simplify right side
2,491,134.48x = 4,824,640,595,006.25 - Step 5: Solve for x
x = 4,824,640,595,006.25/2,491,134.48 - Step 6: Final answer
x = 1,936,724.27
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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.