Finding the Fourth Proportional to 2,929,962.71, 4,396,207.04 and 1,581,857.63
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Solution
The fourth proportional to 2,929,962.71, 4,396,207.04 and 1,581,857.63 is: 2,373,468.31
Step by Step Solution
- Step 1: Write the proportion equation
2,929,962.71 : 4,396,207.04 = 1,581,857.63 : x - Step 2: Convert to fraction form
2,929,962.71/4,396,207.04 = 1,581,857.63/x - Step 3: Cross multiply
2,929,962.71x = 4,396,207.04 × 1,581,857.63 - Step 4: Simplify right side
2,929,962.71x = 6,954,173,619,393.39 - Step 5: Solve for x
x = 6,954,173,619,393.39/2,929,962.71 - Step 6: Final answer
x = 2,373,468.31
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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.