Finding the Fourth Proportional to 1,973,688.53, 2,723,848.41 and 1,569,129.06
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Solution
The fourth proportional to 1,973,688.53, 2,723,848.41 and 1,569,129.06 is: 2,165,523.92
Step by Step Solution
- Step 1: Write the proportion equation
1,973,688.53 : 2,723,848.41 = 1,569,129.06 : x - Step 2: Convert to fraction form
1,973,688.53/2,723,848.41 = 1,569,129.06/x - Step 3: Cross multiply
1,973,688.53x = 2,723,848.41 × 1,569,129.06 - Step 4: Simplify right side
1,973,688.53x = 4,274,069,702,438.11 - Step 5: Solve for x
x = 4,274,069,702,438.11/1,973,688.53 - Step 6: Final answer
x = 2,165,523.92
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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.