Finding the Fourth Proportional to 2,935,409.90, 4,403,114.85 and 2,674,136.30
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Solution
The fourth proportional to 2,935,409.90, 4,403,114.85 and 2,674,136.30 is: 4,011,204.45
Step by Step Solution
- Step 1: Write the proportion equation
2,935,409.90 : 4,403,114.85 = 2,674,136.30 : x - Step 2: Convert to fraction form
2,935,409.90/4,403,114.85 = 2,674,136.30/x - Step 3: Cross multiply
2,935,409.90x = 4,403,114.85 × 2,674,136.30 - Step 4: Simplify right side
2,935,409.90x = 11,774,529,253,454.05 - Step 5: Solve for x
x = 11,774,529,253,454.05/2,935,409.90 - Step 6: Final answer
x = 4,011,204.45
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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.