Finding the Fourth Proportional to 2,904,946.14, 4,008,729.50 and 1,615,750.14
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Solution
The fourth proportional to 2,904,946.14, 4,008,729.50 and 1,615,750.14 is: 2,229,681.70
Step by Step Solution
- Step 1: Write the proportion equation
2,904,946.14 : 4,008,729.50 = 1,615,750.14 : x - Step 2: Convert to fraction form
2,904,946.14/4,008,729.50 = 1,615,750.14/x - Step 3: Cross multiply
2,904,946.14x = 4,008,729.50 × 1,615,750.14 - Step 4: Simplify right side
2,904,946.14x = 6,477,105,250,847.13 - Step 5: Solve for x
x = 6,477,105,250,847.13/2,904,946.14 - Step 6: Final answer
x = 2,229,681.70
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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.