Finding the Fourth Proportional to 1,974,106.44, 2,724,267.82 and 1,068,688.44
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Solution
The fourth proportional to 1,974,106.44, 2,724,267.82 and 1,068,688.44 is: 1,474,790.55
Step by Step Solution
- Step 1: Write the proportion equation
1,974,106.44 : 2,724,267.82 = 1,068,688.44 : x - Step 2: Convert to fraction form
1,974,106.44/2,724,267.82 = 1,068,688.44/x - Step 3: Cross multiply
1,974,106.44x = 2,724,267.82 × 1,068,688.44 - Step 4: Simplify right side
1,974,106.44x = 2,911,393,526,698.00 - Step 5: Solve for x
x = 2,911,393,526,698.00/1,974,106.44 - Step 6: Final answer
x = 1,474,790.55
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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.