Finding the Fourth Proportional to 1,524,238.16, 2,103,377.46 and 879,865.98
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Solution
The fourth proportional to 1,524,238.16, 2,103,377.46 and 879,865.98 is: 1,214,173.95
Step by Step Solution
- Step 1: Write the proportion equation
1,524,238.16 : 2,103,377.46 = 879,865.98 : x - Step 2: Convert to fraction form
1,524,238.16/2,103,377.46 = 879,865.98/x - Step 3: Cross multiply
1,524,238.16x = 2,103,377.46 × 879,865.98 - Step 4: Simplify right side
1,524,238.16x = 1,850,690,270,152.81 - Step 5: Solve for x
x = 1,850,690,270,152.81/1,524,238.16 - Step 6: Final answer
x = 1,214,173.95
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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.