Finding the Fourth Proportional to 3,824,515.91, 5,735,437.07 and 1,128,125.34
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Solution
The fourth proportional to 3,824,515.91, 5,735,437.07 and 1,128,125.34 is: 1,691,793.69
Step by Step Solution
- Step 1: Write the proportion equation
3,824,515.91 : 5,735,437.07 = 1,128,125.34 : x - Step 2: Convert to fraction form
3,824,515.91/5,735,437.07 = 1,128,125.34/x - Step 3: Cross multiply
3,824,515.91x = 5,735,437.07 × 1,128,125.34 - Step 4: Simplify right side
3,824,515.91x = 6,470,291,889,001.73 - Step 5: Solve for x
x = 6,470,291,889,001.73/3,824,515.91 - Step 6: Final answer
x = 1,691,793.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.