Finding the Fourth Proportional to 5,872,406.70, 8,814,139.65 and 3,632,918.70
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Solution
The fourth proportional to 5,872,406.70, 8,814,139.65 and 3,632,918.70 is: 5,452,798.89
Step by Step Solution
- Step 1: Write the proportion equation
5,872,406.70 : 8,814,139.65 = 3,632,918.70 : x - Step 2: Convert to fraction form
5,872,406.70/8,814,139.65 = 3,632,918.70/x - Step 3: Cross multiply
5,872,406.70x = 8,814,139.65 × 3,632,918.70 - Step 4: Simplify right side
5,872,406.70x = 32,021,052,758,896.46 - Step 5: Solve for x
x = 32,021,052,758,896.46/5,872,406.70 - Step 6: Final answer
x = 5,452,798.89
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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.