Finding the Fourth Proportional to 1,569,817.35, 2,166,199.88 and 881,354.75
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Solution
The fourth proportional to 1,569,817.35, 2,166,199.88 and 881,354.75 is: 1,216,186.42
Step by Step Solution
- Step 1: Write the proportion equation
1,569,817.35 : 2,166,199.88 = 881,354.75 : x - Step 2: Convert to fraction form
1,569,817.35/2,166,199.88 = 881,354.75/x - Step 3: Cross multiply
1,569,817.35x = 2,166,199.88 × 881,354.75 - Step 4: Simplify right side
1,569,817.35x = 1,909,190,541,754.74 - Step 5: Solve for x
x = 1,909,190,541,754.74/1,569,817.35 - Step 6: Final answer
x = 1,216,186.42
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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.