Finding the Fourth Proportional to 2,104,937.63, 2,904,811.45 and 1,138,065.62
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Solution
The fourth proportional to 2,104,937.63, 2,904,811.45 and 1,138,065.62 is: 1,570,529.22
Step by Step Solution
- Step 1: Write the proportion equation
2,104,937.63 : 2,904,811.45 = 1,138,065.62 : x - Step 2: Convert to fraction form
2,104,937.63/2,904,811.45 = 1,138,065.62/x - Step 3: Cross multiply
2,104,937.63x = 2,904,811.45 × 1,138,065.62 - Step 4: Simplify right side
2,104,937.63x = 3,305,866,043,827.35 - Step 5: Solve for x
x = 3,305,866,043,827.35/2,104,937.63 - Step 6: Final answer
x = 1,570,529.22
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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.