Finding the Fourth Proportional to 1,947,226.84, 2,687,276.21 and 1,173,101.36
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Solution
The fourth proportional to 1,947,226.84, 2,687,276.21 and 1,173,101.36 is: 1,618,942.02
Step by Step Solution
- Step 1: Write the proportion equation
1,947,226.84 : 2,687,276.21 = 1,173,101.36 : x - Step 2: Convert to fraction form
1,947,226.84/2,687,276.21 = 1,173,101.36/x - Step 3: Cross multiply
1,947,226.84x = 2,687,276.21 × 1,173,101.36 - Step 4: Simplify right side
1,947,226.84x = 3,152,447,357,344.76 - Step 5: Solve for x
x = 3,152,447,357,344.76/1,947,226.84 - Step 6: Final answer
x = 1,618,942.02
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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.