Finding the Fourth Proportional to 2,643,864.28, 3,648,236.58 and 1,497,699.16
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Solution
The fourth proportional to 2,643,864.28, 3,648,236.58 and 1,497,699.16 is: 2,066,657.09
Step by Step Solution
- Step 1: Write the proportion equation
2,643,864.28 : 3,648,236.58 = 1,497,699.16 : x - Step 2: Convert to fraction form
2,643,864.28/3,648,236.58 = 1,497,699.16/x - Step 3: Cross multiply
2,643,864.28x = 3,648,236.58 × 1,497,699.16 - Step 4: Simplify right side
2,643,864.28x = 5,463,960,861,347.27 - Step 5: Solve for x
x = 5,463,960,861,347.27/2,643,864.28 - Step 6: Final answer
x = 2,066,657.09
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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.