Finding the Fourth Proportional to 2,993,299.90, 4,130,757.60 and 1,704,140.26
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Solution
The fourth proportional to 2,993,299.90, 4,130,757.60 and 1,704,140.26 is: 2,351,715.69
Step by Step Solution
- Step 1: Write the proportion equation
2,993,299.90 : 4,130,757.60 = 1,704,140.26 : x - Step 2: Convert to fraction form
2,993,299.90/4,130,757.60 = 1,704,140.26/x - Step 3: Cross multiply
2,993,299.90x = 4,130,757.60 × 1,704,140.26 - Step 4: Simplify right side
2,993,299.90x = 7,039,390,330,460.98 - Step 5: Solve for x
x = 7,039,390,330,460.98/2,993,299.90 - Step 6: Final answer
x = 2,351,715.69
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1.5x scale
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.