Finding the Fourth Proportional to 3,641,560.81, 5,462,603.67 and 1,397,698.81
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Solution
The fourth proportional to 3,641,560.81, 5,462,603.67 and 1,397,698.81 is: 2,096,648.95
Step by Step Solution
- Step 1: Write the proportion equation
3,641,560.81 : 5,462,603.67 = 1,397,698.81 : x - Step 2: Convert to fraction form
3,641,560.81/5,462,603.67 = 1,397,698.81/x - Step 3: Cross multiply
3,641,560.81x = 5,462,603.67 × 1,397,698.81 - Step 4: Simplify right side
3,641,560.81x = 7,635,074,649,060.63 - Step 5: Solve for x
x = 7,635,074,649,060.63/3,641,560.81 - Step 6: Final answer
x = 2,096,648.95
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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.