Finding the Fourth Proportional to 3,945,726.09, 5,444,518.19 and 2,396,181.93
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Solution
The fourth proportional to 3,945,726.09, 5,444,518.19 and 2,396,181.93 is: 3,306,376.52
Step by Step Solution
- Step 1: Write the proportion equation
3,945,726.09 : 5,444,518.19 = 2,396,181.93 : x - Step 2: Convert to fraction form
3,945,726.09/5,444,518.19 = 2,396,181.93/x - Step 3: Cross multiply
3,945,726.09x = 5,444,518.19 × 2,396,181.93 - Step 4: Simplify right side
3,945,726.09x = 13,046,056,104,434.31 - Step 5: Solve for x
x = 13,046,056,104,434.31/3,945,726.09 - Step 6: Final answer
x = 3,306,376.52
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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.