Finding the Fourth Proportional to 3,655,784.97, 5,484,798.50 and 1,635,729.21
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Solution
The fourth proportional to 3,655,784.97, 5,484,798.50 and 1,635,729.21 is: 2,454,095.41
Step by Step Solution
- Step 1: Write the proportion equation
3,655,784.97 : 5,484,798.50 = 1,635,729.21 : x - Step 2: Convert to fraction form
3,655,784.97/5,484,798.50 = 1,635,729.21/x - Step 3: Cross multiply
3,655,784.97x = 5,484,798.50 × 1,635,729.21 - Step 4: Simplify right side
3,655,784.97x = 8,971,645,109,235.54 - Step 5: Solve for x
x = 8,971,645,109,235.54/3,655,784.97 - Step 6: Final answer
x = 2,454,095.41
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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.