Finding the Fourth Proportional to 2,793,111.12, 3,854,491.92 and 1,569,421.44
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Solution
The fourth proportional to 2,793,111.12, 3,854,491.92 and 1,569,421.44 is: 2,165,800.79
Step by Step Solution
- Step 1: Write the proportion equation
2,793,111.12 : 3,854,491.92 = 1,569,421.44 : x - Step 2: Convert to fraction form
2,793,111.12/3,854,491.92 = 1,569,421.44/x - Step 3: Cross multiply
2,793,111.12x = 3,854,491.92 × 1,569,421.44 - Step 4: Simplify right side
2,793,111.12x = 6,049,322,259,554.77 - Step 5: Solve for x
x = 6,049,322,259,554.77/2,793,111.12 - Step 6: Final answer
x = 2,165,800.79
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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.