Finding the Fourth Proportional to 3,313,698.56, 4,970,560.80 and 1,008,214.48
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Solution
The fourth proportional to 3,313,698.56, 4,970,560.80 and 1,008,214.48 is: 1,512,325.66
Step by Step Solution
- Step 1: Write the proportion equation
3,313,698.56 : 4,970,560.80 = 1,008,214.48 : x - Step 2: Convert to fraction form
3,313,698.56/4,970,560.80 = 1,008,214.48/x - Step 3: Cross multiply
3,313,698.56x = 4,970,560.80 × 1,008,214.48 - Step 4: Simplify right side
3,313,698.56x = 5,011,391,372,280.38 - Step 5: Solve for x
x = 5,011,391,372,280.38/3,313,698.56 - Step 6: Final answer
x = 1,512,325.66
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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.