Finding the Fourth Proportional to 2,142,783.36, 3,214,071.18 and 795,208.68
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Solution
The fourth proportional to 2,142,783.36, 3,214,071.18 and 795,208.68 is: 1,192,774.48
Step by Step Solution
- Step 1: Write the proportion equation
2,142,783.36 : 3,214,071.18 = 795,208.68 : x - Step 2: Convert to fraction form
2,142,783.36/3,214,071.18 = 795,208.68/x - Step 3: Cross multiply
2,142,783.36x = 3,214,071.18 × 795,208.68 - Step 4: Simplify right side
2,142,783.36x = 2,555,857,300,473.84 - Step 5: Solve for x
x = 2,555,857,300,473.84/2,142,783.36 - Step 6: Final answer
x = 1,192,774.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.