Finding the Fourth Proportional to 1,036,364.95, 1,430,145.87 and 577,455.79
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Solution
The fourth proportional to 1,036,364.95, 1,430,145.87 and 577,455.79 is: 796,867.95
Step by Step Solution
- Step 1: Write the proportion equation
1,036,364.95 : 1,430,145.87 = 577,455.79 : x - Step 2: Convert to fraction form
1,036,364.95/1,430,145.87 = 577,455.79/x - Step 3: Cross multiply
1,036,364.95x = 1,430,145.87 × 577,455.79 - Step 4: Simplify right side
1,036,364.95x = 825,846,013,176.09 - Step 5: Solve for x
x = 825,846,013,176.09/1,036,364.95 - Step 6: Final answer
x = 796,867.95
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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.