Finding the Fourth Proportional to 1,582,309.24, 2,373,431.05 and 384,237.84
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Solution
The fourth proportional to 1,582,309.24, 2,373,431.05 and 384,237.84 is: 576,348.78
Step by Step Solution
- Step 1: Write the proportion equation
1,582,309.24 : 2,373,431.05 = 384,237.84 : x - Step 2: Convert to fraction form
1,582,309.24/2,373,431.05 = 384,237.84/x - Step 3: Cross multiply
1,582,309.24x = 2,373,431.05 × 384,237.84 - Step 4: Simplify right side
1,582,309.24x = 911,962,007,774.75 - Step 5: Solve for x
x = 911,962,007,774.75/1,582,309.24 - Step 6: Final answer
x = 576,348.78
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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.