Finding the Fourth Proportional to 1,409,736.70, 2,114,605.05 and 701,148.70
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Solution
The fourth proportional to 1,409,736.70, 2,114,605.05 and 701,148.70 is: 1,051,723.05
Step by Step Solution
- Step 1: Write the proportion equation
1,409,736.70 : 2,114,605.05 = 701,148.70 : x - Step 2: Convert to fraction form
1,409,736.70/2,114,605.05 = 701,148.70/x - Step 3: Cross multiply
1,409,736.70x = 2,114,605.05 × 701,148.70 - Step 4: Simplify right side
1,409,736.70x = 1,482,652,581,820.93 - Step 5: Solve for x
x = 1,482,652,581,820.93/1,409,736.70 - Step 6: Final answer
x = 1,051,723.05
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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.