Finding the Fourth Proportional to 5,743,001.15, 7,925,394.73 and 3,164,774.19
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Solution
The fourth proportional to 5,743,001.15, 7,925,394.73 and 3,164,774.19 is: 4,367,417.66
Step by Step Solution
- Step 1: Write the proportion equation
5,743,001.15 : 7,925,394.73 = 3,164,774.19 : x - Step 2: Convert to fraction form
5,743,001.15/7,925,394.73 = 3,164,774.19/x - Step 3: Cross multiply
5,743,001.15x = 7,925,394.73 × 3,164,774.19 - Step 4: Simplify right side
5,743,001.15x = 25,082,084,655,367.80 - Step 5: Solve for x
x = 25,082,084,655,367.80/5,743,001.15 - Step 6: Final answer
x = 4,367,417.66
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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.