Finding the Fourth Proportional to 1,824,782.14, 2,518,091.18 and 1,008,921.79
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Solution
The fourth proportional to 1,824,782.14, 2,518,091.18 and 1,008,921.79 is: 1,392,252.26
Step by Step Solution
- Step 1: Write the proportion equation
1,824,782.14 : 2,518,091.18 = 1,008,921.79 : x - Step 2: Convert to fraction form
1,824,782.14/2,518,091.18 = 1,008,921.79/x - Step 3: Cross multiply
1,824,782.14x = 2,518,091.18 × 1,008,921.79 - Step 4: Simplify right side
1,824,782.14x = 2,540,557,062,595.27 - Step 5: Solve for x
x = 2,540,557,062,595.27/1,824,782.14 - Step 6: Final answer
x = 1,392,252.26
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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.