Finding the Fourth Proportional to 4,722,574.23, 7,084,367.58 and 1,310,875.29
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Solution
The fourth proportional to 4,722,574.23, 7,084,367.58 and 1,310,875.29 is: 1,966,453.45
Step by Step Solution
- Step 1: Write the proportion equation
4,722,574.23 : 7,084,367.58 = 1,310,875.29 : x - Step 2: Convert to fraction form
4,722,574.23/7,084,367.58 = 1,310,875.29/x - Step 3: Cross multiply
4,722,574.23x = 7,084,367.58 × 1,310,875.29 - Step 4: Simplify right side
4,722,574.23x = 9,286,722,410,814.88 - Step 5: Solve for x
x = 9,286,722,410,814.88/4,722,574.23 - Step 6: Final answer
x = 1,966,453.45
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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.