Finding the Fourth Proportional to 2,842,133.24, 4,255,560.42 and 2,164,988.84
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Solution
The fourth proportional to 2,842,133.24, 4,255,560.42 and 2,164,988.84 is: 3,241,663.92
Step by Step Solution
- Step 1: Write the proportion equation
2,842,133.24 : 4,255,560.42 = 2,164,988.84 : x - Step 2: Convert to fraction form
2,842,133.24/4,255,560.42 = 2,164,988.84/x - Step 3: Cross multiply
2,842,133.24x = 4,255,560.42 × 2,164,988.84 - Step 4: Simplify right side
2,842,133.24x = 9,213,240,787,849.20 - Step 5: Solve for x
x = 9,213,240,787,849.20/2,842,133.24 - Step 6: Final answer
x = 3,241,663.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.