Finding the Fourth Proportional to 2,862,801.66, 3,950,674.50 and 1,639,125.96
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Solution
The fourth proportional to 2,862,801.66, 3,950,674.50 and 1,639,125.96 is: 2,261,998.53
Step by Step Solution
- Step 1: Write the proportion equation
2,862,801.66 : 3,950,674.50 = 1,639,125.96 : x - Step 2: Convert to fraction form
2,862,801.66/3,950,674.50 = 1,639,125.96/x - Step 3: Cross multiply
2,862,801.66x = 3,950,674.50 × 1,639,125.96 - Step 4: Simplify right side
2,862,801.66x = 6,475,653,132,460.02 - Step 5: Solve for x
x = 6,475,653,132,460.02/2,862,801.66 - Step 6: Final answer
x = 2,261,998.53
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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.