Finding the Fourth Proportional to 1,394,926.46, 1,924,892.24 and 782,960.99
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Solution
The fourth proportional to 1,394,926.46, 1,924,892.24 and 782,960.99 is: 1,080,426.52
Step by Step Solution
- Step 1: Write the proportion equation
1,394,926.46 : 1,924,892.24 = 782,960.99 : x - Step 2: Convert to fraction form
1,394,926.46/1,924,892.24 = 782,960.99/x - Step 3: Cross multiply
1,394,926.46x = 1,924,892.24 × 782,960.99 - Step 4: Simplify right side
1,394,926.46x = 1,507,115,533,873.72 - Step 5: Solve for x
x = 1,507,115,533,873.72/1,394,926.46 - Step 6: Final answer
x = 1,080,426.52
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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.