Finding the Fourth Proportional to 2,815,032.28, 3,884,640.47 and 1,525,844.99
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Solution
The fourth proportional to 2,815,032.28, 3,884,640.47 and 1,525,844.99 is: 2,105,609.67
Step by Step Solution
- Step 1: Write the proportion equation
2,815,032.28 : 3,884,640.47 = 1,525,844.99 : x - Step 2: Convert to fraction form
2,815,032.28/3,884,640.47 = 1,525,844.99/x - Step 3: Cross multiply
2,815,032.28x = 3,884,640.47 × 1,525,844.99 - Step 4: Simplify right side
2,815,032.28x = 5,927,359,193,203.76 - Step 5: Solve for x
x = 5,927,359,193,203.76/2,815,032.28 - Step 6: Final answer
x = 2,105,609.67
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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.