Finding the Fourth Proportional to 2,395,987.68, 3,306,470.16 and 1,308,268.80
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Solution
The fourth proportional to 2,395,987.68, 3,306,470.16 and 1,308,268.80 is: 1,805,414.85
Step by Step Solution
- Step 1: Write the proportion equation
2,395,987.68 : 3,306,470.16 = 1,308,268.80 : x - Step 2: Convert to fraction form
2,395,987.68/3,306,470.16 = 1,308,268.80/x - Step 3: Cross multiply
2,395,987.68x = 3,306,470.16 × 1,308,268.80 - Step 4: Simplify right side
2,395,987.68x = 4,325,751,748,459.01 - Step 5: Solve for x
x = 4,325,751,748,459.01/2,395,987.68 - Step 6: Final answer
x = 1,805,414.85
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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.