Finding the Fourth Proportional to 2,862,801.66, 3,950,674.48 and 1,639,125.94
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Solution
The fourth proportional to 2,862,801.66, 3,950,674.48 and 1,639,125.94 is: 2,261,998.49
Step by Step Solution
- Step 1: Write the proportion equation
2,862,801.66 : 3,950,674.48 = 1,639,125.94 : x - Step 2: Convert to fraction form
2,862,801.66/3,950,674.48 = 1,639,125.94/x - Step 3: Cross multiply
2,862,801.66x = 3,950,674.48 × 1,639,125.94 - Step 4: Simplify right side
2,862,801.66x = 6,475,653,020,664.01 - Step 5: Solve for x
x = 6,475,653,020,664.01/2,862,801.66 - Step 6: Final answer
x = 2,261,998.49
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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.