Finding the Fourth Proportional to 1,619,688.08, 2,235,156.44 and 894,585.50
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Solution
The fourth proportional to 1,619,688.08, 2,235,156.44 and 894,585.50 is: 1,234,520.75
Step by Step Solution
- Step 1: Write the proportion equation
1,619,688.08 : 2,235,156.44 = 894,585.50 : x - Step 2: Convert to fraction form
1,619,688.08/2,235,156.44 = 894,585.50/x - Step 3: Cross multiply
1,619,688.08x = 2,235,156.44 × 894,585.50 - Step 4: Simplify right side
1,619,688.08x = 1,999,538,541,455.62 - Step 5: Solve for x
x = 1,999,538,541,455.62/1,619,688.08 - Step 6: Final answer
x = 1,234,520.75
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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.