Finding the Fourth Proportional to 2,126,794.56, 3,190,175.43 and 529,346.93
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Solution
The fourth proportional to 2,126,794.56, 3,190,175.43 and 529,346.93 is: 794,016.30
Step by Step Solution
- Step 1: Write the proportion equation
2,126,794.56 : 3,190,175.43 = 529,346.93 : x - Step 2: Convert to fraction form
2,126,794.56/3,190,175.43 = 529,346.93/x - Step 3: Cross multiply
2,126,794.56x = 3,190,175.43 × 529,346.93 - Step 4: Simplify right side
2,126,794.56x = 1,688,709,554,081.05 - Step 5: Solve for x
x = 1,688,709,554,081.05/2,126,794.56 - Step 6: Final answer
x = 794,016.30
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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.