Finding the Fourth Proportional to 2,552,628.12, 3,522,626.82 and 1,406,708.44
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Solution
The fourth proportional to 2,552,628.12, 3,522,626.82 and 1,406,708.44 is: 1,941,257.66
Step by Step Solution
- Step 1: Write the proportion equation
2,552,628.12 : 3,522,626.82 = 1,406,708.44 : x - Step 2: Convert to fraction form
2,552,628.12/3,522,626.82 = 1,406,708.44/x - Step 3: Cross multiply
2,552,628.12x = 3,522,626.82 × 1,406,708.44 - Step 4: Simplify right side
2,552,628.12x = 4,955,308,878,664.36 - Step 5: Solve for x
x = 4,955,308,878,664.36/2,552,628.12 - Step 6: Final answer
x = 1,941,257.66
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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.