Finding the Fourth Proportional to 5,167,383.48, 7,130,932.60 and 2,844,226.32
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Solution
The fourth proportional to 5,167,383.48, 7,130,932.60 and 2,844,226.32 is: 3,925,001.17
Step by Step Solution
- Step 1: Write the proportion equation
5,167,383.48 : 7,130,932.60 = 2,844,226.32 : x - Step 2: Convert to fraction form
5,167,383.48/7,130,932.60 = 2,844,226.32/x - Step 3: Cross multiply
5,167,383.48x = 7,130,932.60 × 2,844,226.32 - Step 4: Simplify right side
5,167,383.48x = 20,281,986,187,066.03 - Step 5: Solve for x
x = 20,281,986,187,066.03/5,167,383.48 - Step 6: Final answer
x = 3,925,001.17
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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.