Finding the Fourth Proportional to 2,542,511.46, 3,508,686.63 and 1,396,617.42
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Solution
The fourth proportional to 2,542,511.46, 3,508,686.63 and 1,396,617.42 is: 1,927,343.47
Step by Step Solution
- Step 1: Write the proportion equation
2,542,511.46 : 3,508,686.63 = 1,396,617.42 : x - Step 2: Convert to fraction form
2,542,511.46/3,508,686.63 = 1,396,617.42/x - Step 3: Cross multiply
2,542,511.46x = 3,508,686.63 × 1,396,617.42 - Step 4: Simplify right side
2,542,511.46x = 4,900,292,868,779.09 - Step 5: Solve for x
x = 4,900,292,868,779.09/2,542,511.46 - Step 6: Final answer
x = 1,927,343.47
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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.