Finding the Fourth Proportional to 4,313,734.20, 6,475,266.90 and 2,424,166.20
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Solution
The fourth proportional to 4,313,734.20, 6,475,266.90 and 2,424,166.20 is: 3,638,871.20
Step by Step Solution
- Step 1: Write the proportion equation
4,313,734.20 : 6,475,266.90 = 2,424,166.20 : x - Step 2: Convert to fraction form
4,313,734.20/6,475,266.90 = 2,424,166.20/x - Step 3: Cross multiply
4,313,734.20x = 6,475,266.90 × 2,424,166.20 - Step 4: Simplify right side
4,313,734.20x = 15,697,123,154,958.78 - Step 5: Solve for x
x = 15,697,123,154,958.78/4,313,734.20 - Step 6: Final answer
x = 3,638,871.20
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1.5x scale
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.