Finding the Fourth Proportional to 3,145,389.44, 4,710,995.84 and 2,202,967.40
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Solution
The fourth proportional to 3,145,389.44, 4,710,995.84 and 2,202,967.40 is: 3,299,486.58
Step by Step Solution
- Step 1: Write the proportion equation
3,145,389.44 : 4,710,995.84 = 2,202,967.40 : x - Step 2: Convert to fraction form
3,145,389.44/4,710,995.84 = 2,202,967.40/x - Step 3: Cross multiply
3,145,389.44x = 4,710,995.84 × 2,202,967.40 - Step 4: Simplify right side
3,145,389.44x = 10,378,170,239,008.06 - Step 5: Solve for x
x = 10,378,170,239,008.06/3,145,389.44 - Step 6: Final answer
x = 3,299,486.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.