Finding the Fourth Proportional to 2,153,493.01, 3,226,099.84 and 1,203,984.21
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Solution
The fourth proportional to 2,153,493.01, 3,226,099.84 and 1,203,984.21 is: 1,803,661.88
Step by Step Solution
- Step 1: Write the proportion equation
2,153,493.01 : 3,226,099.84 = 1,203,984.21 : x - Step 2: Convert to fraction form
2,153,493.01/3,226,099.84 = 1,203,984.21/x - Step 3: Cross multiply
2,153,493.01x = 3,226,099.84 × 1,203,984.21 - Step 4: Simplify right side
2,153,493.01x = 3,884,173,261,223.61 - Step 5: Solve for x
x = 3,884,173,261,223.61/2,153,493.01 - Step 6: Final answer
x = 1,803,661.88
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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.