Finding the Fourth Proportional to 2,864,039.42, 3,952,344.45 and 2,132,265.68
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Solution
The fourth proportional to 2,864,039.42, 3,952,344.45 and 2,132,265.68 is: 2,942,504.34
Step by Step Solution
- Step 1: Write the proportion equation
2,864,039.42 : 3,952,344.45 = 2,132,265.68 : x - Step 2: Convert to fraction form
2,864,039.42/3,952,344.45 = 2,132,265.68/x - Step 3: Cross multiply
2,864,039.42x = 3,952,344.45 × 2,132,265.68 - Step 4: Simplify right side
2,864,039.42x = 8,427,448,426,273.48 - Step 5: Solve for x
x = 8,427,448,426,273.48/2,864,039.42 - Step 6: Final answer
x = 2,942,504.34
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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.