Finding the Fourth Proportional to 2,542,930.34, 3,509,098.20 and 1,396,986.08
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Solution
The fourth proportional to 2,542,930.34, 3,509,098.20 and 1,396,986.08 is: 1,927,760.77
Step by Step Solution
- Step 1: Write the proportion equation
2,542,930.34 : 3,509,098.20 = 1,396,986.08 : x - Step 2: Convert to fraction form
2,542,930.34/3,509,098.20 = 1,396,986.08/x - Step 3: Cross multiply
2,542,930.34x = 3,509,098.20 × 1,396,986.08 - Step 4: Simplify right side
2,542,930.34x = 4,902,161,338,753.06 - Step 5: Solve for x
x = 4,902,161,338,753.06/2,542,930.34 - Step 6: Final answer
x = 1,927,760.77
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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.