Finding the Fourth Proportional to 1,886,101.42, 2,829,153.05 and 623,929.05
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Solution
The fourth proportional to 1,886,101.42, 2,829,153.05 and 623,929.05 is: 935,893.87
Step by Step Solution
- Step 1: Write the proportion equation
1,886,101.42 : 2,829,153.05 = 623,929.05 : x - Step 2: Convert to fraction form
1,886,101.42/2,829,153.05 = 623,929.05/x - Step 3: Cross multiply
1,886,101.42x = 2,829,153.05 × 623,929.05 - Step 4: Simplify right side
1,886,101.42x = 1,765,190,764,598.57 - Step 5: Solve for x
x = 1,765,190,764,598.57/1,886,101.42 - Step 6: Final answer
x = 935,893.87
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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.