Finding the Fourth Proportional to 1,475,440.75, 2,211,683.68 and 575,644.56
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Solution
The fourth proportional to 1,475,440.75, 2,211,683.68 and 575,644.56 is: 862,890.41
Step by Step Solution
- Step 1: Write the proportion equation
1,475,440.75 : 2,211,683.68 = 575,644.56 : x - Step 2: Convert to fraction form
1,475,440.75/2,211,683.68 = 575,644.56/x - Step 3: Cross multiply
1,475,440.75x = 2,211,683.68 × 575,644.56 - Step 4: Simplify right side
1,475,440.75x = 1,273,143,678,832.78 - Step 5: Solve for x
x = 1,273,143,678,832.78/1,475,440.75 - Step 6: Final answer
x = 862,890.41
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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.