Finding the Fourth Proportional to 4,580,633.42, 6,871,310.49 and 1,214,840.42
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Solution
The fourth proportional to 4,580,633.42, 6,871,310.49 and 1,214,840.42 is: 1,822,356.20
Step by Step Solution
- Step 1: Write the proportion equation
4,580,633.42 : 6,871,310.49 = 1,214,840.42 : x - Step 2: Convert to fraction form
4,580,633.42/6,871,310.49 = 1,214,840.42/x - Step 3: Cross multiply
4,580,633.42x = 6,871,310.49 × 1,214,840.42 - Step 4: Simplify right side
4,580,633.42x = 8,347,545,721,622.01 - Step 5: Solve for x
x = 8,347,545,721,622.01/4,580,633.42 - Step 6: Final answer
x = 1,822,356.20
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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.