Finding the Fourth Proportional to 1,569,474.96, 2,165,801.16 and 871,800.88
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Solution
The fourth proportional to 1,569,474.96, 2,165,801.16 and 871,800.88 is: 1,203,043.95
Step by Step Solution
- Step 1: Write the proportion equation
1,569,474.96 : 2,165,801.16 = 871,800.88 : x - Step 2: Convert to fraction form
1,569,474.96/2,165,801.16 = 871,800.88/x - Step 3: Cross multiply
1,569,474.96x = 2,165,801.16 × 871,800.88 - Step 4: Simplify right side
1,569,474.96x = 1,888,147,357,193.02 - Step 5: Solve for x
x = 1,888,147,357,193.02/1,569,474.96 - Step 6: Final answer
x = 1,203,043.95
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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.