Finding the Fourth Proportional to 2,094,148.25, 2,889,609.80 and 1,176,201.54
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Solution
The fourth proportional to 2,094,148.25, 2,889,609.80 and 1,176,201.54 is: 1,622,981.32
Step by Step Solution
- Step 1: Write the proportion equation
2,094,148.25 : 2,889,609.80 = 1,176,201.54 : x - Step 2: Convert to fraction form
2,094,148.25/2,889,609.80 = 1,176,201.54/x - Step 3: Cross multiply
2,094,148.25x = 2,889,609.80 × 1,176,201.54 - Step 4: Simplify right side
2,094,148.25x = 3,398,763,490,878.08 - Step 5: Solve for x
x = 3,398,763,490,878.08/2,094,148.25 - Step 6: Final answer
x = 1,622,981.32
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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.