Finding the Fourth Proportional to 2,020,562.86, 2,790,696.48 and 1,471,723.93
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Solution
The fourth proportional to 2,020,562.86, 2,790,696.48 and 1,471,723.93 is: 2,032,668.66
Step by Step Solution
- Step 1: Write the proportion equation
2,020,562.86 : 2,790,696.48 = 1,471,723.93 : x - Step 2: Convert to fraction form
2,020,562.86/2,790,696.48 = 1,471,723.93/x - Step 3: Cross multiply
2,020,562.86x = 2,790,696.48 × 1,471,723.93 - Step 4: Simplify right side
2,020,562.86x = 4,107,134,790,982.77 - Step 5: Solve for x
x = 4,107,134,790,982.77/2,020,562.86 - Step 6: Final answer
x = 2,032,668.66
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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.