Finding the Fourth Proportional to 1,569,115.15, 2,353,672.73 and 1,110,747.30
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Solution
The fourth proportional to 1,569,115.15, 2,353,672.73 and 1,110,747.30 is: 1,666,120.95
Step by Step Solution
- Step 1: Write the proportion equation
1,569,115.15 : 2,353,672.73 = 1,110,747.30 : x - Step 2: Convert to fraction form
1,569,115.15/2,353,672.73 = 1,110,747.30/x - Step 3: Cross multiply
1,569,115.15x = 2,353,672.73 × 1,110,747.30 - Step 4: Simplify right side
1,569,115.15x = 2,614,335,629,931.13 - Step 5: Solve for x
x = 2,614,335,629,931.13/1,569,115.15 - Step 6: Final answer
x = 1,666,120.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.