Finding the Fourth Proportional to 2,056,614.40, 2,838,093 and 1,138,823.92
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Solution
The fourth proportional to 2,056,614.40, 2,838,093 and 1,138,823.92 is: 1,571,557.70
Step by Step Solution
- Step 1: Write the proportion equation
2,056,614.40 : 2,838,093 = 1,138,823.92 : x - Step 2: Convert to fraction form
2,056,614.40/2,838,093 = 1,138,823.92/x - Step 3: Cross multiply
2,056,614.40x = 2,838,093 × 1,138,823.92 - Step 4: Simplify right side
2,056,614.40x = 3,232,088,181,394.10 - Step 5: Solve for x
x = 3,232,088,181,394.10/2,056,614.40 - Step 6: Final answer
x = 1,571,557.70
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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.