Finding the Fourth Proportional to 1,524,273.60, 2,103,345.84 and 879,901.44
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Solution
The fourth proportional to 1,524,273.60, 2,103,345.84 and 879,901.44 is: 1,214,176.40
Step by Step Solution
- Step 1: Write the proportion equation
1,524,273.60 : 2,103,345.84 = 879,901.44 : x - Step 2: Convert to fraction form
1,524,273.60/2,103,345.84 = 879,901.44/x - Step 3: Cross multiply
1,524,273.60x = 2,103,345.84 × 879,901.44 - Step 4: Simplify right side
1,524,273.60x = 1,850,737,033,434.01 - Step 5: Solve for x
x = 1,850,737,033,434.01/1,524,273.60 - Step 6: Final answer
x = 1,214,176.40
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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.