Finding the Fourth Proportional to 2,059,807.13, 2,842,419.99 and 1,141,982.69
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Solution
The fourth proportional to 2,059,807.13, 2,842,419.99 and 1,141,982.69 is: 1,575,872.99
Step by Step Solution
- Step 1: Write the proportion equation
2,059,807.13 : 2,842,419.99 = 1,141,982.69 : x - Step 2: Convert to fraction form
2,059,807.13/2,842,419.99 = 1,141,982.69/x - Step 3: Cross multiply
2,059,807.13x = 2,842,419.99 × 1,141,982.69 - Step 4: Simplify right side
2,059,807.13x = 3,245,994,426,289.97 - Step 5: Solve for x
x = 3,245,994,426,289.97/2,059,807.13 - Step 6: Final answer
x = 1,575,872.99
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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.