Finding the Fourth Proportional to 2,263,201.28, 3,123,155.32 and 1,244,606.04
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Solution
The fourth proportional to 2,263,201.28, 3,123,155.32 and 1,244,606.04 is: 1,717,521.99
Step by Step Solution
- Step 1: Write the proportion equation
2,263,201.28 : 3,123,155.32 = 1,244,606.04 : x - Step 2: Convert to fraction form
2,263,201.28/3,123,155.32 = 1,244,606.04/x - Step 3: Cross multiply
2,263,201.28x = 3,123,155.32 × 1,244,606.04 - Step 4: Simplify right side
2,263,201.28x = 3,887,097,975,130.13 - Step 5: Solve for x
x = 3,887,097,975,130.13/2,263,201.28 - Step 6: Final answer
x = 1,717,521.99
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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.