Finding the Fourth Proportional to 3,798,356.74, 5,242,394.86 and 2,250,489.90
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Solution
The fourth proportional to 3,798,356.74, 5,242,394.86 and 2,250,489.90 is: 3,106,068.62
Step by Step Solution
- Step 1: Write the proportion equation
3,798,356.74 : 5,242,394.86 = 2,250,489.90 : x - Step 2: Convert to fraction form
3,798,356.74/5,242,394.86 = 2,250,489.90/x - Step 3: Cross multiply
3,798,356.74x = 5,242,394.86 × 2,250,489.90 - Step 4: Simplify right side
3,798,356.74x = 11,797,956,684,241.91 - Step 5: Solve for x
x = 11,797,956,684,241.91/3,798,356.74 - Step 6: Final answer
x = 3,106,068.62
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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.