Finding the Fourth Proportional to 1,524,295.63, 2,103,376.38 and 879,923.42
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Solution
The fourth proportional to 1,524,295.63, 2,103,376.38 and 879,923.42 is: 1,214,206.81
Step by Step Solution
- Step 1: Write the proportion equation
1,524,295.63 : 2,103,376.38 = 879,923.42 : x - Step 2: Convert to fraction form
1,524,295.63/2,103,376.38 = 879,923.42/x - Step 3: Cross multiply
1,524,295.63x = 2,103,376.38 × 879,923.42 - Step 4: Simplify right side
1,524,295.63x = 1,850,810,137,836.82 - Step 5: Solve for x
x = 1,850,810,137,836.82/1,524,295.63 - Step 6: Final answer
x = 1,214,206.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.