Finding the Fourth Proportional to 4,435,836.24, 6,652,773.36 and 1,240,103.28
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Solution
The fourth proportional to 4,435,836.24, 6,652,773.36 and 1,240,103.28 is: 1,859,880.67
Step by Step Solution
- Step 1: Write the proportion equation
4,435,836.24 : 6,652,773.36 = 1,240,103.28 : x - Step 2: Convert to fraction form
4,435,836.24/6,652,773.36 = 1,240,103.28/x - Step 3: Cross multiply
4,435,836.24x = 6,652,773.36 × 1,240,103.28 - Step 4: Simplify right side
4,435,836.24x = 8,250,126,064,832.62 - Step 5: Solve for x
x = 8,250,126,064,832.62/4,435,836.24 - Step 6: Final answer
x = 1,859,880.67
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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.