Finding the Fourth Proportional to 2,754,258.22, 3,800,634.26 and 1,530,486.18
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Solution
The fourth proportional to 2,754,258.22, 3,800,634.26 and 1,530,486.18 is: 2,111,936.41
Step by Step Solution
- Step 1: Write the proportion equation
2,754,258.22 : 3,800,634.26 = 1,530,486.18 : x - Step 2: Convert to fraction form
2,754,258.22/3,800,634.26 = 1,530,486.18/x - Step 3: Cross multiply
2,754,258.22x = 3,800,634.26 × 1,530,486.18 - Step 4: Simplify right side
2,754,258.22x = 5,816,818,210,164.53 - Step 5: Solve for x
x = 5,816,818,210,164.53/2,754,258.22 - Step 6: Final answer
x = 2,111,936.41
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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.