Finding the Fourth Proportional to 1,564,434.93, 2,347,018.55 and 484,891.07
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Solution
The fourth proportional to 1,564,434.93, 2,347,018.55 and 484,891.07 is: 727,450.08
Step by Step Solution
- Step 1: Write the proportion equation
1,564,434.93 : 2,347,018.55 = 484,891.07 : x - Step 2: Convert to fraction form
1,564,434.93/2,347,018.55 = 484,891.07/x - Step 3: Cross multiply
1,564,434.93x = 2,347,018.55 × 484,891.07 - Step 4: Simplify right side
1,564,434.93x = 1,138,048,322,768.97 - Step 5: Solve for x
x = 1,138,048,322,768.97/1,564,434.93 - Step 6: Final answer
x = 727,450.08
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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.