Finding the Fourth Proportional to 2,689,224.98, 3,711,036.21 and 1,465,505.53
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Solution
The fourth proportional to 2,689,224.98, 3,711,036.21 and 1,465,505.53 is: 2,022,346.26
Step by Step Solution
- Step 1: Write the proportion equation
2,689,224.98 : 3,711,036.21 = 1,465,505.53 : x - Step 2: Convert to fraction form
2,689,224.98/3,711,036.21 = 1,465,505.53/x - Step 3: Cross multiply
2,689,224.98x = 3,711,036.21 × 1,465,505.53 - Step 4: Simplify right side
2,689,224.98x = 5,438,544,087,785.24 - Step 5: Solve for x
x = 5,438,544,087,785.24/2,689,224.98 - Step 6: Final answer
x = 2,022,346.26
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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.