Finding the Fourth Proportional to 4,294,003.07, 6,440,856.97 and 1,099,156.92
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Solution
The fourth proportional to 4,294,003.07, 6,440,856.97 and 1,099,156.92 is: 1,648,697.59
Step by Step Solution
- Step 1: Write the proportion equation
4,294,003.07 : 6,440,856.97 = 1,099,156.92 : x - Step 2: Convert to fraction form
4,294,003.07/6,440,856.97 = 1,099,156.92/x - Step 3: Cross multiply
4,294,003.07x = 6,440,856.97 × 1,099,156.92 - Step 4: Simplify right side
4,294,003.07x = 7,079,512,509,305.73 - Step 5: Solve for x
x = 7,079,512,509,305.73/4,294,003.07 - Step 6: Final answer
x = 1,648,697.59
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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.